The Latest Worldwide Meteor/Meteorite News 21APR2018

How to See This Weekend's Lyrid Meteor Shower
MSN.com
You'll want to look beyond our planet this Earth Day. The Lyrid meteor shower will peak in the early hours of Sunday, April 22, lighting up the sky with 10 to 20 shooting stars per hour. Added bonus: The sky will be purely dark for prime meteor viewing in the hours before dawn because the moon will set ...

When does the Lyrid meteor shower 2018 peak? Here's the best time to witness the dazzling ...
Mirror.co.uk
Stargazers are getting ready for one of the oldest meteor showers on the astronomical calendar. The Lyrids tgake place every April and, if conditions stay as they are at the moment, all of us in the UK will be in for a dazzling display. On a clear night, it's possible to see up to 20 meteors - also known as ...

Lyrid meteor shower peaks early Sunday morning
nbc25news.com
This meteor shower happens every year when Earth's orbit passes through tiny pieces of debris left behind by Comet Thatcher. In some years, Earth will pass through an unusually dense patch of debris, which can cause an outburst of Lyrid meteors, but 2018 is not predicted to be one of those years.

Lyrids 2018: How To Watch Dazzling Shooting Stars This Weekend 

- International Business Times

Eyes open: Meteor shower to light up Vietnamese skies this weekend
VnExpress International
The annual Lyrid meteor shower is expected to beguile astronomy enthusiasts with a light show across Vietnam this weekend. Astronomers have predicted that observers will be able to see 15 to 20 meteors per hour. Dang Vu Tuan Son, chairman of the Vietnam Amateur Astronomy Club, said the best ...

Lyrid Meteor Shower 2018: How, When and Where to Catch the Peak Moment
Newsweek
Stargazers should head outside the evening of April 21 if they want to catch the best glimpse of our galaxy's oldest meteor shower. Although the Lyrid shower began earlier in the week, it will hit its peak before dawn on Sunday. In order to witness the annual event, viewers should head outdoors when it's ...

Gran asteroide casi choca contra la Tierra y la Nasa ni siquiera lo vio
Prensa Libre
En 2013 un meteorito cayó en una localidad poblada de Rusia. El sitio destaca que su onda expansiva dejó unos mil 500 heridos en el poblado de Cheliabinsk. Sin embargo, destaca la publicación, el cuerpo celeste de este domingo tiene un diámetro seis veces mayor que el del 2013, lo que dispara ...

Stishovite, SiO2, a very high pressure new mineral from Meteor Crater, Arizona
AGU Publications - Wiley
Stishovite, SiO2, a very high pressure new mineral from Meteor Crater, Arizona. E. C. T. Chao · Search for more papers by this author · J. J. Fahey · Search for more papers by this author · Janet Littler · Search for more papers by this author · D. J. Milton · Search for more papers by this author.

Meteor Scientists Analyse Data for Natural History Museum
William Perkin CofE High School
Meteor scientists have been analysing all the meteor data uploaded from the school computer, captured by our camera on the roof of the school. All the data they hone each month will go up on Twitter by Dr Ashley King from The Natural History Museum, which goes round the world, via their contacts, ...

Event 1496-2018
Fireball event
We received 6 reports about a fireball seen over Baden-Württemberg, Thüringen, Rheinland-Pfalz, Grand Est and Bourgogne Franche-Comté on Friday, April 20th 2018 around 19:45 UT. The trajectory displayed on the map and the KML file has been automatically computed based on all the witness ...

Event 1490-2018
Fireball event
Events in 2018 1490-2018 KML. AMS received 13 reports about a fireball seen over MO, IA, IL and Missouri on Friday, April 20th 2018 around 03:15 UT. D. Sound. 9 no. C. Sound. 11 no. Frag. 1 yes. 8 no. Twitter0. 13 Reports. a - Gary M. Level 4. b - Patrick A. Level 3. c - Mona M. Level 1. d - Angi S.

Event 1483-2018
Fireball event
Events in 2018 1483-2018 KML. AMS received 49 reports about a fireball seen over NY, PA, DE, NJ, CT, MD, New York, New Jersey and VA on Friday, April 20th 2018 around 00:48 UT. D. Sound. 1 yes. 39 no. C. Sound. 1 yes. 43 no. Frag. 6 yes. 32 no. Google+0. Twitter0. Stumbleupon0. 49 Reports ...

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 20APR2018

Fireball lights up the New Jersey sky
New Jersey 101.5 FM Radio
TRENTON — A bright meteor described as "bright and beautiful" streaked across the sky over New Jersey on Thursday. "I was driving Route 206 North just south of the Somerville Circle just before 9 p.m., and I saw something streak across the sky, with a pretty bright ball with a long tail. Then it just went ...

Did you see this meteor last night?
Bay Post/Moruya Examiner
Mt Stromlo Observatory confirmed reports of a meteor. ... Mt Stromlo Observatory in the ACT caught the meteor on camera, coming from the west and travelling to the north. ... The meteor last night was clearly visible from Kiama, there have been a number of first-hand reports from amazed star gazers.

Did you see this meteor last night?
Milton Ulladulla Times
The bluish-green meteor streaked the sky with a long tail. ... Mt Stromlo Observatory in the ACT caught the meteor on camera, coming from the west and travelling to the north. “It was a small meteor, about 20cm in diameter, made of very dense iron,” Stromlo observatory spokesman Brad Tucker said.

Meteorite Diamonds Confirm Protoplanets Once Existed in Our Solar System
ExtremeTech
One problem with researching the formation of the solar system is finding material that's existed for more than four billion years. Much of our understanding of this time period comes from studying asteroids and the meteors that fall to Earth. On this planet, plate tectonics and surface weathering have ...

How to See the 2018 Lyrid Meteor Shower
National Geographic
The rates can change so dramatically because of the way meteor showers work. Like bugs hitting the windshield of a fast-moving car, meteors pelt Earth when the planet passes through a particularly dense part of the stream of debris left behind by a comet. (Here's why Isaac Newton believed a comet ...

The Lyrid meteor shower peaks Saturday night: Viewing tips
Washington Post
Ever wish upon a shooting star? If not, Saturday night into Sunday morning you'll have the chance to wish on your very own, as the Lyrid meteor shower graces the skies above the United States. At its peak, up to 20 meteors per hour will spark across the heavens overnight Saturday into Sunday. Though ...

Look out for Lyrid meteor shower in UAE skies on Saturday 

- Khaleej Times

Look Up! Lyrid Meteor Shower Will Peak Saturday Night
MSN.com
The annual Lyrid meteor shower will have its biggest display this weekend. Tony Spitz has the details.

Lyrid meteor shower: What time will it peak? What to expect
Express.co.uk
Considered one of the strongest meteor showers in the celestial calendar, the Lyrids are usually active between April 16 and 26. The shooting stars move very quickly with around 20 to 25 per cent leaving “persistent trains”, according to Space.com. They originate from particle dust shed by Comet ...

Look up this weekend! Lyrid meteor shower will light up the sky as it peaks on Sunday morning ...
Daily Mail
The annual Lyrid Meteor Shower will streak across the skies this weekend; Experts say the most 'shooting stars' will be visible early morning on Sunday; The debris come from the comet Thatcher, which isn't expected to make a trip back to our solar system until 2276, after a 415-year orbital period.

Meteor Crater Field Camp
NASA Astrobiology
Applications now being accepted. The Field Training and Research Program at Meteor Crater is a week long field class and research project based at Barringer Meteorite Crater, Arizona, more popularly known as Meteor Crater. The goal of the field camp will be to introduce students to impact cratering ...

Perseid Meteor Shower
Macon County Conservation District
Perseid Meteor Shower. Griswold Conservation Area Sat, Aug 11, 2018 10:00 pm - 11:59 pm. What's the difference between a meteor and a meteorite? Learn this and more as we explore the cosmos, make s'mores, and watch some 'shooting stars.' Free. Register online by August 10. Register Online for ...

Phys. Rev. 74, 1875 (1948) - Diurnal Variations of Meteor Trails
aps.org
Diurnal Variations of Meteor Trails. Charles A. Little, Jr. Phys. Rev. 74, 1875 – Published 15 December 1948. More. ×. Article · References; No Citing Articles. Article, References · PDFExport Citation. Abstract, Authors, References. Abstract: Authors: References ...

Events in 2018 1479-2018 KML
Fireball event
Events in 2018 1479-2018 KML. AMS received 14 reports about a fireball seen over NY, Pennsylvania, DE, NJ, CT, New York and PA on Friday, April 20th 2018 around 00:44 UT. D. Sound. 1 yes. 13 no. C. Sound. 14 no. Frag. 1 yes. 11 no. Twitter0. 14 Reports. a - Anuraj B. Level 1. b - C. Level 2.

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 19APR2018

Bright meteor fireball observed over Spain
Sott
YouTube user 'Meteors' reported a bright meteor over Spain on April 16, 2018. It may have been produced by a fragment from an asteroid that hit the atmosphere at about 100.000 km/h. The event begun at an altitude of about 100 km and ended at a...

Did you see this meteor last night?
Milton Ulladulla Times
Mt Stromlo Observatory confirmed reports of a meteor. This picture captures the meteor (top left) travelling from the west to the north at 7.34pm. Picture courtesy of Mt Stromlo Observatory. A meteor lit up the skies in south eastern NSW at 7.34pm on Thursday. The bluish-green meteor streaked the sky ...

The Lyrid meteor shower is back. Here's how to see the shooting stars
NBCNews.com
Like all meteor showers, the Lyrids are caused by fast-moving bits of space debris that create bright streaks when they collide with Earth's atmosphere and burn up. In this case, the debris comes from a comet known as C/1861 G1 Thatcher (Comet Thatcher for short) as it orbits the sun. The Lyrids aren't ...

04/20/2018 – Ephemeris – Astronomy Day and the Lyrid meteor shower this weekend
Bob Moler's Ephemeris Blog - WordPress.com
04/20/2018 – Ephemeris – Astronomy Day and the Lyrid meteor shower this weekend. April 20, 2018 bobmoler Leave a comment Go to comments. Ephemeris for Friday, April 20th. The Sun rises at 6:50. It'll be up for 13 hours and 44 minutes, setting at 8:34. The Moon, 2 days before first quarter, will set ...

A search for thermal radiation from meteor trails
AGU Publications - Wiley
A theoretical analysis of the probability of detection of infrared radiation from a meteor trail, in the range 0.9 to 2.5 μ, using equipment at ground level, indicates that no more than one sporadic meteor is likely to be detected in 350 hours of observing. The rate may improve briefly during the peak of a ...

Effect of the Moon on terrestrial meteor rates
AGU Publications - Wiley
Abstract. An analysis of meteor rate data obtained at Christchurch, New Zealand, indicates that the existence of any lunar influence is doubtful. Citing Literature ...

Meteor Activity Outlook for April 21-27, 2018
American Meteor Society
As the week progresses the waxing gibbous moon will seriously impede on meteor viewing as it sets later in the morning with each passing night. The estimated total hourly meteor rates for evening observers this week is 2 as seen from mid-northern latitude (45N) and 3 from the southern tropics (25S).

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 18APR2018

Diamonds in Almahata Sitta Meteorite
http://www.cbc.ca/news/technology/meteorite-diamonds-planet-1.4619284

Außerirdische Diamanten aus der Urzeit
Tagesspiegel
... fand eine eilig entsendete Forscherexpedition schließlich fast 300 der Bruchstücke im Wüstensand. Insgesamt vier Kilogramm gibt es seitdem von dem Meteoriten, genannt „Almahata Sitta“ nach einer nahe gelegenen Bahnstation. Jetzt gibt das Gestein Einblick in die Anfänge des Sonnensystems.

Diamonds from meteorite may be from lost planet, study says
CBS News
BERLIN -- Fragments of a meteorite that fell to Earth more than a decade ago provide compelling evidence of a lost planet that once roamed our solar system, according to a study published Tuesday. Researchers from Switzerland, France and Germany examined diamonds found inside the Almahata ...

These diamonds are tiny, flawed, and may come from a long-lost planet
Popular Science
In 2008, a rock laced with tiny diamonds hurtled through miles of thickening nitrogen, oxygen, and carbon dioxide, its exterior heating up as it raced through the thick air. A telescope tracked its progress, watching as the asteroid-turned-meteor exploded. The violent burst 23 miles above the ground sent ...

Diamonds found in mysterious meteorite originated from a lost planet from the early Solar System
- Mirror.co.uk

Scientists Say Diamonds From A Meteor Prove The Existence Of a Long-Lost Planet
Advocator
The Nubian Desert has holding a surprise for scientists that were looking for a meteor fallen north of Sudan. Inside that meteor, there are specks of diamonds! A new scientific report argues that these diamonds were formed inside a planet that was alive at the beginning of the solar system. Looking at the ...

Stunning space diamonds discovery: Mysterious meteorite came from 'lost planet'
Fox News
In January, a meteor made headlines when it flashed across the sky in Michigan. The blazing fireball sent meteorite hunters scrambling to find fragments of ... When a meteoroid enters Earth's atmosphere it is known as a meteor. Earlier this week an asteroid the size of a football field made a “surprise” ...

meteor head radio echoes
Vox Charta
Comments: International Meteor Conference 2017. Originally posted 04/16/2018. EP. The French FRIPON (Fireball Recovery and Interplanetary Observation Network) programme relies on a video cameras network associated to radio sensors running in a radar multistatic configuration to observe ...

An Unexpected Asteroid Buzzed by Earth Last Sunday
Smithsonian
A meteor that blew up over Chelyabinsk, Russia, in 2013, for example, resulted in nearly 1,500 injuries and thousands of buildings damaged. But the fragments of space rock didn't directly hit anyone. Rather, as Katherine Hignett reports for Newsweek, experts believe the explosion caused a shockwave, ...

The Lyrid Shower Kicks Off Year of Great Meteor Watching
Sky & Telescope
Most meteor showers originate with comets, and the Lyrids are no exception. Its parent is the long-period Comet Thatcher (C/1861 G1), which orbits the Sun every 415 years. New York amateur A. E. Thatcher discovered it with his 4.3-inch refractor on April 6, 1861. Six years later, Johann Gottfried Galle ...

Qatar's Sky Witnesses Lyrid Meteor Shower
OANA NEWS
Doha, April 18 (QNA) - Qatar Calendar House announced that residents of Qatar and the rest of the countries of the northern part of the Earth will witness Lyrid Meteor Shower this year, next Sunday, and until the dawn of the next day. Astronomer at the Qatari Calendar House Dr. Bashir Marzouk said that ...

The 2018 Australian Lyrid Meteor Shower, Morning 23 April
Astroblog
Wednesday, April 18, 2018. The 2018 Australian Lyrid Meteor Shower, Morning 23 April. The morning sky looking north as seen from Brisbane at 5:00 am AEST on April 23. The Lyrid radiant is marked with a starburst. It is quite close to the obvious bright star Vega low above the northern horizon.

Lunar influence on meteor rates
AGU Publications - Wiley
Lunar influence on meteor rates. D. M. Brierley · Search for more papers by this author · J. G. Davies · Search for more papers by this author · D. M. Brierley · Search for more papers by this author · J. G. Davies · Search for more papers by this author. First published: 15 November 1963.

Arizona's Meteor Crater Interactive Discovery Center Updated With Alcorn McBride
Live Design
While Arizona is well known for the spectacular Grand Canyon, there's another natural phenomena that attracts visitors from around the world to the northern Arizona desert. Meteor Crater is the best-preserved meteorite impact site on Earth. The result of the collision between an asteroid and Earth ...

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 17APR2018

'Tunguska'-Size Asteroid Makes Surprise Flyby of Earth
Space.com
This newfound asteroid is three to six times as big as another recent meteor, the one that broke up over Chelyabinsk, Russia, in 2013. That object injured more than 1,200 people and damaged thousands of buildings up to 58 miles (93 km) away from the impact site. "If 2018 GE3 had hit Earth, it would ...

Sneaky Asteroid Skimmed Past Earth Just Hours After Detection
Newsweek
Potentially larger than the Statue of Liberty in New York, the asteroid was up to five times the size of the Chelyabinsk meteor that struck the skies above Russia in 2013. 4_16_Asteroid Ida Asteroid Ida, a large asteroid in the Koronis family of the asteroid belt, is depicted. Unlike 2018 GE3, this asteroid ...

An Asteroid Came Within 119500 Miles Of Earth & Scientists Didn't Spot It Until Hours Before It ...
Bustle
EarthSky reports that the asteroid was about 157 to 361 feet in diameter, which makes it significantly larger than the infamous Chelyabinsk meteor that exploded over Chelyabinsk, Russia in February 2013. Later that year, The Guardian reported the Chelyabinsk meteor, which was about 20 meters wide, ...

An Asteroid The Size Of A Football Field Just Sailed Past Earth And No One Noticed Until After It ...
Tech Times
An asteroid the size of a football field skimmed Earth on Saturday, and no one knew that it was coming until after it had passed. It was bigger than the meteor that exploded over the Russian city of Chelyabinsk five years ago. It came between the Earth and the moon.

Fine-scale observations of the Doppler frequency shifts affecting meteor head radio echoes
arXiv
affecting meteor head radio echoes. Jean-Louis Rault1, Mirel Birlan2, Cyril Blanpain3, Sylvain Bouley4, Stéphane Caminade4, François. Colas2, Jérôme Gattacceca5, Simon Jeanne2, Julien Lecubin3, Adrien Malgoyre3, Chiara Marmo4,. Jérémie Vaubaillon2, Pierre Vernazza6, Brigitte Zanda7.

A dazzling annual meteor shower starts this week — here's how to watch it
Business Insider
The dazzling Lyrid meteor shower is starting this week. The annual shower, which happens between April 16 and 25 each year, occurs when the Earth passes through the tail of a comet. While meteor showers are difficult to accurately predict, you'll probably get your best glimpse of it in the early morning ...

The Great Leonids Meteor Storm of 1833
Astronomy Trek
The Leonids Meteor Storm of 1833 was one of the most spectacular astronomical sights ever seen in the modern era, with many people believing that the world was coming to an end. It also occurred at a time before electric street lights had been invented, and the Moon had set in the early evening ...

NASA Basically Missed a Huge Asteroid That Passed Unnervingly Close to Earth
ScienceAlert
Around 50-100 m in diameter, it was several times the 2013 Chelyabinsk meteor, around the size of the 1908 Tunguska event ~ easily enough to destroy a city. We had less than a day's warning. ( Michael Jäger) pic.twitter.com/kElrxBiUoB. — Andrew Rader (@marsrader) April 16, 2018. The situation is ...

Weekend Asteroid Flyby Confirms We're Worrying About the Wrong Space Rocks
Gizmodo
That same NASA FAQ page does say that a meteor like Chelyabinsk should only strike once or twice a century, and bigger objects would be several times rarer. But they make it clear: “Given the current incompleteness of the [near-Earth object] catalogue, an unpredicted impact—such as the ...

Diamonds that fell to Earth came from long-lost planet, researchers say
National Post
Specks of diamond inside a meteor that fell from space into the Nubian Desert of northern Sudan were formed inside a long-lost planet in the early years of the solar system, according to a new scientific report. The surprisingly large size of these extraterrestrial gemstones is the first compelling and direct ...

A 300 Kg Satellite S Traveling At 8 Km/s Is Hit By...
Chegg
A 300 kg satellite S traveling at 8 km/s is hit by a 2kg meteor M traveling at 16km/s. The meteor is embedded in the satellite by the impact. Determine the magnitude of the velocity of their common canter of mass after the impact and angle theta between the path of the center of mass and the original path ...

thatcher
International Meteor Organization
April 15, 2018 by Robert Lunsford -. Latest Major Fireball Events. Everyday, we receive reports about Fireballs. Here are some of the latest major Fireball Events: 12Apr 27 reports (KY, MS...) 8Apr 53 reports · 30Mar 28 reports (WI, IL...) 28Mar 29 reports (MI & OH). 28Mar 34 reports (NC, VA...) 28Mar 75 ...

Fireball report
American Meteor Society
This report has been submitted with a video and a photo that will be both reviewed by our team ASAP. Observer. Name, Joseph G. Experience Level, 4/5. Remarks, meteor appeared about 3 degrees above Jupiter heading South through Libra. Location. Address, Lakeland, FL. Latitude, 28° 0' 3.72'' N ...

Events in 2018 1400-2018 KML
Fireball event
We received 27 reports about a fireball seen over KY, MS, AR, TN, AL and MO on Thursday, April 12th 2018 around 10:59 UT. The trajectory displayed on the map and the KML file has been automatically computed based on all the witness reports and may not be the most optimized.

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 16APR2018

Football-pitch sized asteroid spotted on SATURDAY just misses earth
The Sun
In February 2013 a 50ft-wide meteor detonated 16 miles above the Russian city of Chelyabinsk, shattering windows and injuring more than 1,000. The close pass of 2018 GE3 echoed hit Bruce Willis movie Armageddon in which a team lands on a giant meteorite to destroy it before it hits Earth.

Earth Has Near Miss With Asteroid Spotted Just Hours Earlier
CBS Miami
The “medium-sized” space object is reportedly over three times the size of a meteor that entered the atmosphere over Russia in 2013 and injured more than 1,000 people. That incident also reportedly damaged thousands of buildings in the area which had their windows blown out by the meteor's shock ...

Colossal asteroid spotted just 48 HOURS ago narrowly misses hitting Earth
Daily Star
The meteor was even bigger than the 50ft-wide asteroid that exploded over Chelyabinsk, Russia, in 2013, injuring hundreds. Only two ... “Around 50-100 m in diameter, it was several times the 2013 Chelyabinsk meteor, around the size of the 1908 Tunguska event – easily enough to destroy a city.

Lyrids Meteor Shower 2018
Vatican Observatory Foundation
The Lyrids meteor shower is a medium strength shower that typically produces good rates for three nights centered on the maximum. These meteors usually lack persistent trails, but have been known to produce fireballs. This shower is best seen from the northern hemisphere, where the radiant is high ...

The Lyrid meteor shower is coming to a sky near you this weekend
USA TODAY
Let's hope for clear skies and an end to the dreary weather next weekend: The Lyrid meteor shower will peak early Sunday morning. The annual meteor shower is active each year from about April 16 to April 25, Earthsky.org said. "In 2018, the peak of this shower — which tends to come in a burst and ...

Lyrid meteor shower starts Monday night
KING5.com
The forecast might cooperate for the oldest of the meteor shower to hit Earth, the Lyrids. The show starts Monday night but the best viewing is on early Sunday morning. The forecast for the Seattle calls for clearing on Thursday and Friday so the viewing would be pretty good. Sunday will have a mix of ...

A surprise asteroid came "relatively" close to the Earth today
KVOA Tucson News
A more recent point of comparison is the Chelyabinsk meteor--a ~20-meter asteroid that exploded in the atmosphere over Russia on Feb. 15, 2013, shattering windows and toppling onlookers as a fireball brighter than the sun blossomed in the blue morning Ural sky. 2018 GE3 could be 5 to 6 times ...

2018 GE3 An asteroid flow Close to Earth today
Daily Enterpriser
A more current point of comparison is the Chelyabinsk meteor– a ~ 20-meter asteroid that blew up in the environment over Russia on Feb. 15, 2013, shattering windows and falling observers as a fireball brighter than the sun progressed in the blue early morning Ural sky. 2018 GE3 could be 5 to 6 times ...

Fireball from Space
Foxtel
On February 15, 2013, a 7000 tonne asteroid crashed into the Earth's atmosphere. This documentary asks what are the chances of another, larger, asteroid heading straight for earth.

Steinheim Meteor Crater -Miocene Lake Fossils
The Fossil Forum
Hi,. I am new here. I am an American stationed in Germany. I went to the Steinheim [am Albuch] meteor crater in Baden Wurttenberg, Germany yesterday. I was digging in the municipal sandpit for fossils and found some great little sand snails and a few other worm looking fossils. The area was struck by ...

A Mysterious Mars Crater Puzzles The Scientists – It's Either An Impact Crater Or A Dead Volcano
Canadian Homesteading
Images of a Mars crater taken by ESA's Mars Express probe on January 1st disconcert scientists, who can not discern whether its origin is a meteor or a supervolcano. Ismenia Patera (“patera” means “dish” in Latin) is found in the Martian region of Arabia Terra, which is a transition area between the ...

Opals found in meteorites
http://www.geologyin.com/2016/06/opal-discovered-in-antarctic-meteorite.html#zflwGjhuUS5tY2ad.99

Lyrids: How to Watch One of the Oldest Known Meteor Showers
Newsweek
The ancient annual Lyrid meteor shower is finally here. As the cold nights of winter start to fade, spotting its shooting stars is a perfect way to welcome summer on the northern hemisphere. Brief but hopefully beautiful, the shower lasts from April 16 to about April 25, peaking this year on the morning of ...

Starwatch: wrap up warm and watch the Lyrid meteor shower
The Guardian
The Lyrid meteor shower will reach its peak in the pre-dawn sky on 22 April. This is the oldest known meteor shower, with records stretching back more than 2,500 years. The meteors appear to originate from a point in the constellation Lyra, hence the shower's name. On Saturday night/Sunday morning ...

Lyrid meteor shower 2018: When, where and how to watch
WPXI Pittsburgh
Here's what you need to know about the Lyrid meteor shower and how to watch the celestial spectacle: What are Lyrids? The Lyrid meteors are named after their radiant, defined as the point in the sky from which they appear to come from, the constellation Lyra. According to NASA, Lyrids are one of the ...

The Lyrid Meteor Shower Season of 2018 Begin this Month
Daily Enterpriser
NASHVILLE, TN – The spring and summer season meteor shower season begins this month with the Lyrid meteor shower, which runs April 16-25, however peaks Sunday, April 22, however skywatchers might likewise see them on the days prior to and after the peak. At its peak, the Lyrids will produce in ...

This is what would happen if a nuclear bomb was dropped on these Hertfordshire towns in event of ...
Hertfordshire Mercury
According to the last census in 2011, Cheshunt has a population of around 52,000 people – so the bomb would kill or wound 86 per cent of the residents, NukeMap predicts. The fireball would have a radius of 150m and would engulf Downfield Road, Russell's Ride and Stewart Close, according to the ...

Meteor Activity Outlook for 14-20 April 2018
Meteor News
During this period the moon will reach it's new phase on Sunday April 15. At that time the moon will be located near the sun and will not be visible at night. As the week progresses the waxing crescent moon will enter the evening sky but will not cause any interference to meteor observers, especially ...

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 15APR2018

Catch a glimpse of the Lyrid meteor shower
WRTV Indianapolis
INDIANAPOLIS -- Are you ready to catch a meteor...or at least the sight of one? Your next chance is coming up! The night of April 21st into the morning of the 22nd is your best opportunity to see the Lyrid meteor shower. That's when Earth will pass through the peak of the shower. According to the ...

Constellation Leo can point you toward the southern galaxies
The Durango Herald
By the end of the month, Mercury can be seen in the eastern sky right before sunrise. It will appear farthest from the sun on April 29. The Lyrid meteor shower peaks on the evening of April 22. The moon will be setting around midnight, so the best viewing of meteors will be after that. Meteors that are part ...

Terrifying effect of a nuclear bomb being dropped on major city revealed in haunting new simulation
The Sun
The simulation shows the extent of the fireball, radiation, shockwave, and heat spawned by different weapons, from the 15 KT 'Little Boy' dropped on Hiroshima to the USSR's 50,000 KT Tsar Bomba. Users can also select between a surface blast or airburst, and four different bombs: the 15KT “Little Boy,” ...

World News: Terrifying impact of a nuclear bomb being dropped on main metropolis revealed in ...
Standard Republic
The simulation exhibits the extent of the fireball, radiation, shockwave, and warmth spawned by completely different weapons, from the 15 KT 'Little Boy' dropped on Hiroshima to the united states's 50,000 KT Tsar Bomba. Customers can even choose between a floor blast or airburst, and 4 completely ...

Fireball report
Report a Fireball
Persistent train. Observation, Yes. Duration, 2s. Length, 10°. Remarks, Glowing trail of green and at the end or tail it was silver/glowing white. Terminal flash. Observation, Yes. Remarks, There was a bit of a flash when it was trailing off then it looked like scattered glitters of silver. Fragmentation ...

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 14APR2018

ESA's Mars Express finds possible supervolcano remnant
UPI.com
One possibility is that a meteor left an imprint that was then filled in by flowing deposits of ice and rock. The deposits weigh down the crater floor, causing it to crack, yielding the uneven landscape still observable today. The second possibility is that Ismenia Patera was a supervolcano that exploded ...

The sky this week for April 13 to 22
Astronomy Magazine
The annual Lyrid meteor shower reaches its peak before dawn under good viewing conditions. The nearly First Quarter Moon sets before 2 a.m. local daylight time, leaving nearly three hours of dark skies before morning twilight commences. The shower's radiant — the point in the constellation Lyra the ...

Lyrid Meteor Shower 2018: When To Watch In Illinois
Patch.com
ILLINOIS — The spring and summer meteor shower season starts this month with the Lyrid meteor shower, which runs April 16-25, but peaks Sunday, April 22, but skywatchers may also see them on the days before and after the peak. The forecast in Illinois suggests viewing conditions may not be too ...

Nördlingen, Germany, built in a 14 million year old meteor impact crater
Imgur
Post with 6 votes and 171 views. Tagged with awesome, Grmany; Shared by Rimbus. Nördlingen, Germany, built in a 14 million year old meteor impact crater.

Close encounters
Heavens-Above
The following table lists the upcoming close encounters with all other known orbiting objects for which orbital elements are available (over 16000). Only objects which come within 5 km are included. Please note that the accuracy of these predictions is limited by the accuracy of the latest orbital elements.

Orbit
Heavens-Above
Satellite predictions and other astronomical data customized for your location.

Park district holding National Astronomy Day event
Lima Ohio
SPENCERVILLE — The Johnny Appleseed Metropolitan Park District is holding a National Astronomy Day event at 9:30 p.m. Saturday, April 21, at Kendrick Woods, 971 N. Defiance Trail, Spencerville. The Lima Astronomical Society will bring telescopes and lead discussions on astronomy. The Lyrid ...

Lyrids Meteor Shower Program – Lake Havasu City Library
Arizona SciTech Festival
Lyrids Meteor Shower Program – Lake Havasu City Library. You are invited to learn about the oldest, visible meteor shower, the Lyrids Meteor Shower. This event is open to the public and there is no charge to attend. When is it? April 20th, 2018 1:00 p.m. - 2:00 p.m.. Organization Mohave County Library.

Westminster High School Lyrid Meteor Shower Nite
Night Sky Network
Join us on the night of April 20th at Westminster Senior High School, where the Science Honors society is hosting us for a Lyrid Meteor Shower (peak is expected on the 22nd, but there still should be plenty to see). We'll look at Venus at Sunset, and after 9:30 at Jupiter as well as showing numerous ...

Event 1398-2018
Fireball event
Events in 2018 1398-2018 KML. AMS received one report about a fireball seen over MD on Thursday, April 12th 2018 around 07:17 UT. D. Sound. 1 no. C. Sound. 1 no. Frag. 1 no. Twitter0. 1 Report. a - david w. Level 4. Show Trajectory. Observers map, Heat map. Without observation directions, With ...

Fireball report
Report a Fireball
Persistent train. Observation, Yes. Duration, 2s. Length, 20°. Remarks, A glowing train. I saw the pieces breaking off and falling straight down as the fireball kept traveling straight across the horizon. Terminal flash. Observation, No. Remarks, -. Fragmentation. Observation, Yes. Remarks, There were ...

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 12-13APR2018

Science museum responds to heist of meteorite with humor
Richmond.com
Guild said the museum's resident astronomer also used the opportunity to share interesting facts about meteorites "since the responses to the news stories showed some people didn't really understand the difference between a meteor, meteoroid and meteorite." (For the record: A meteoroid is a small ...

Lyrid Meteor Shower 2018: When It Peaks, Where To Watch
Patch.com
The spring and summer meteor shower season starts this month with the Lyrid meteor shower, which runs April 16-25, but peaks Sunday, April 22, but skywatchers may also see them on the days before and after the peak. At its peak, the Lyrids will produce between 15 and 20 meteors an hour, and the ...

Fireball report
Report a Fireball
Once they were out of vision I saw the massive fireball! I thought that one of the planes had been shot down, that's literally how close and big it seemed! I could definitely tell it was on fire on the front, leaving a really long green trail behind. When looking at the stars, it was right under the Ursa Minor ...

Fireball report
Report a Fireball
Name, Halim M. Experience Level, 2/5. Remarks, Started high in the sky and traveled downward and slightly to right almost in an 11 o'clock to 5 o'clock direction. Had a trail but not a persisting one. it was gone as fast as the fireball was.

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 11APR2018

_____________________________________________

NASA Scrambles to Track, Block Thousands of Potentially Deadly Asteroids
Sputnik International
... population of NEOs is "almost incomprehensibly large; there are likely tens of millions of such space rocks between 33 feet and 65 feet in diameter." Asteroids that small can still be devastating. One such meteor exploded over Chelyabinsk, Russia, in 2013, smashing thousands of windows and injuring ...

The Meteorite Hunters Who Trade in Precious Space Debris
Gizmodo
On January 16th 2018, a bright flash lit up the sky over Michigan, accompanied by a loud boom. Caught on dash cams and home surveillance systems, the meteor briefly turned night to day as it streaked to the ground at almost 36,000 miles per hour, causing a blast wave equivalent to a minor ...

Massive Missing Meteorite Impact Crater Hunt Narrows After Glassy Debris Uncovered In Antarctica
IFLScience
It may come as something of a surprise, but various volcanic eruptions and meteor impacts are, at present, missing their volcanoes and impact scars. We've found clues to their geological mischief, but so far the suspects elude identification. One such 800,000-year-old impact is proving particularly ...

Dark Sky Festival draws all-star speakers
FH Times
Kenneth Zoll takes the podium at 5 p.m. for his presentation, “From Sun Rise to Meteor Falls: Cultural Astronomy of the Prehistoric Southwest.” Zoll is an expert in the field of archaeoastronomy, which is the study of how early cultures used astronomical techniques to establish the seasons or the cycle of ...

Lyrid meteor shower 2018: When and where to see the spectacular cosmic event this month
Daily Star
The Lyrid meteor shower takes place every year in April, and is considered one of the best meteor showers of the year. At its peak, sky-enthusiasts will be able to witness up to 20 or more shooting stars per hour. This year the shower is expecting to hit about 18 shooting stars per hour. The Lyrid meteor ...

A Rock From Australia Contains 0.453 G Of Pb-206 T...
Chegg
A rock from Australia contains 0.453 g of Pb-206 to every 1.00 g of U-238. Assuming that the rock did not contain any Pb-206 at the time of its formation, how old is the rock? A meteor has a Pb-206:U-238 mass ratio of 0.835:1.00. What is the age of the meteor? (Assume that the meteor did not contain any ...

A Rocket Launched Outward From Earth Has A Speed O...
Chegg
A rocket launched outward from Earth has a speed of 0.20c relative to the Earth. The rocket is directed toward an incoming meteor that may hit the planet. If the meteor moves with a speed of 0.50c relative to the rocket and directly toward it, what is the speed of the meteor as observed from Earth? Answer ...

Fireball report
American Meteor Society
While looking west I saw the meteor appear about the same height as Venus and about the same degree South of true West as Venus. The meteor appeared as a small regular short lived meteor but grew in size and brightness flashing bright blue twice. It then broke into a few very very short lived ...

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 10APR2018

Bright meteor fireball with sonic boom reported over Central Europe, meteorites possible
Sott
A bright green meteor fireball was observed and captured on camera as it streaked over Central Europe (Austria, S Germany, Hungary, Slovakia, Slovenia, Croatia and Serbia) at 18:49 UTC (20:49 CET) on April 8, 2018. The American Meteor Society (AMS) received 50 reports of the event (1336-2018) ...

Did you see the big meteor yesterday...Europe w/video
Facebook
Did you see the big meteor yesterday evening? Here is another excellent view of yesterday's big fireball over the Pannonian and Alpine region, seen as...

Visit Wyoming's Big Meteor Crater
Kgab
Take a good look at some of Wyoming's landscape and it hart to image that the state does not have a big meteor impact crater somewhere. There is actually one near the center of Wyoming. Cloud Creek Crater is in Natrona County, about 48 miles northwest of Casper. As you might imagine it is circular.

NASA's new Mars lander set to launch next month
Hindustan Times
A trip to the meteor belt or sightseeing across Mars. NASA is launching a new spacecraft to Mars, that will study the deep interior of the red planet to learn how all rocky planets and their moons are formed. This is the first time that a space mission will be ...

Lyrid meteor shower 2018: When, where and how to watch
Palm Beach Post
Lyrid meteor shower 2018: When, where and how to watch. According to NASA, Lyrids are one of the oldest known meteor showers and have been observed for 2,700 years. The Lyrid meteor shower is known for its bright fireballs, but isn't as luminous as August's famous Perseid meteor shower.

The April night and morning sky
WLOX
Then, on April 22, the Lyrid Meteor Shower peaks with 20 bright meteors per hour visible to the eye. With a telescope, you can see galaxies of Leo and Ursa Major. You'll be able to point out the big dipper and Polaris, not the ATV but the north star. I encourage you to get out and look, and take your kids ...

Lyrid meteor shower 2018: When, where and how to watch
WFTV Orlando
The Lyrid meteors are named after their radiant, defined as the point in the sky from which they appear to come from, the constellation Lyra. According to NASA, Lyrids are one of the oldest known meteor showers and have been observed for 2,700 years. The first recorded sighting of a Lyrid meteor ...

Lyrid meteor shower to dazzle in April: When, where and how to watch
Atlanta Journal Constitution
The annual Lyrid meteor shower, named after the constellation Lyra, is just around the corner and expected to peak on April 22. It's the second meteor shower of 2018. » RELATED: Mark your calendar for these 2018 meteor showers ...

2018 Summer Star Parties at Sleeping Bear Dunes National Lakeshore
MyNorth.com
There will be prospects for star-gazing, eclipses, meteor showers, solar viewing, storytelling, and more. Starry night skies and natural darkness are important components of the special places the National Park Service protects. National parks enclose some of the last remaining harbors of darkness in ...

Event 1171-2018
Fireball event
Events in 2018 1171-2018 KML. AMS received 8 reports about a fireball seen over AZ, TX and NM on Saturday, March 31st 2018 around 03:04 UT. D. Sound. 6 no. C. Sound. 6 no. Frag. 2 yes. 5 no. Twitter0. 8 Reports. a - Aurelia E. Level 2. b - ROB W. Level 4. c - Rob M. Level 4. d - Seth G. Level 1.

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 09APR2018

+++Brilliant meteor seen over parts of... Europe w/video
Facebook
+++Brilliant meteor seen over parts of Europe tonight+++ Did you see it? A brilliant meteor was reported in the skies over Hungary, Slovenia, Austria,...

Fireball events recorded by the SMART Project
SAO/NASA ADS Title: Fireball events recorded by the SMART Project. Authors: José María Madiedo. Affiliation: AA(Universidad de Huelva, Facultad de Ciencias Experimentales. ) Publication: eMeteorNews, eZine, ISSN 2570-4745 Online publication http://meteornews.org, vol. 3, no. 1, p. 47-48.

Glass 'Bread Crumbs' Could Lead the Way to Missing Crater
Live Science
A spattering of miniscule glass "beads" found in the mountains of Antarctica may lead the way to an 800,000-year-old meteor impact crater. The tiny spheres, known as microtektites, are each no wider than a human hair. They were sprayed into the atmosphere by a 12-mile-wide (20 kilometers) meteor ...

When can you see the Lyrid meteor shower and where is the best place to see this astronomical ...
Hertfordshire Mercury
Skywatchers and meteor shower lovers are set for another fantastic display this month as the Lyrids are set to appearing in the sky. This astronomical event ... As the bits of debris from the comet crash through the Earth's upper atmosphere they vaporise, turning into the colourful meteor shower. The Lyrid ...

Imagine We Have A Meteor Entering The Atmosphere...
Chegg
Answer to . Imagine we have a meteor entering the atmosphere at 30 km/s (a) Let's model the Earth's atmospheric density as an expo...

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 08APR2018

Lyrid meteor shower to put on spectacular show in April
Daily News
Stargazers are going to appreciate these April showers. Night skies in the Northern Hemisphere are going to sparkle with meteors this month as the annual Lyrid meteor shower puts on a spectacular display — with 10 to 20 meteors per hour at its peak. “The number of meteors can vary, and very rarely ...

Publisher Correction: Maya meteor mystery
SAO/NASA ADS
Abstract. In the version of this Research Highlight originally published, the figure credit was incorrect. The figure has now been correctly attributed to `Sébastian Lecocq / Alamy Stock Photo' in all versions of the Research Highlight.

Point Pelee National Park lines up events to celebrate its 100th birthday
Windsor Star
August will see the park open all night between Aug. 11-12 and Aug. 12-13 for the Perseid meteor showers. The public is invited to join members of the Royal Astronomical Society of Canada, Windsor Centre, for the Meteor Shower Beach Party at the West Beach from Aug. 11 at 9 pm to Aug. 12 at 2 am.

Photos
American Meteor Society
Meteor/Fireball 3-16-18 @ 2:56 ut Hawley, Tx. Meteor / Fireball event captured via Sandial Allsky Camera on 3-16-18 @ 2:56 ut from hawley, tx. Uploaded by. Palivec Kevin © Kevin Palivec. ...

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 07APR2018

These two meteor showers will be visible from Essex in April
Essex Live
As the various portions of debris from C/186 Thatcher crash through the Earth's upper atmosphere they burn up and vaporise, turning them into the colourful meteor shower. The shower usually produces around 20 meteors every hour and will be a stunning event to witness, weather permitting of course.

Lyrid meteor shower
Fox News
In late April, skywatchers in the northern hemisphere will get a view of 2018's Lyrid meteor shower. Here is everything you need to know about this year's starry spectacle.

Look up! Spring night skies will bring meteors and stars galore
Poughkeepsie Journal
Some upcoming highlights of this year's spring night sky include two meteor showers and a close-up of Jupiter. First up early Sunday morning on April 22 is the peak of the Lyrid meteor shower. Meteors originate from the dust stream left behind by a comet. Stargazers may view up to 20 meteors per hour, ...

Lights Out Bend: Group wants Central Oregon town recognized for dark skies
KCBY.com 11
A photographer looks at the sky at night in northern Italy during the 2015 Geminid meteor shower. AA. BEND, Ore. (AP) - Bend at night is already darker than many cities around the country, but some residents want the city to do even more to become internationally recognized for its Central Oregon ...

Dash cams — they're not just for police anymore
Fenton Tri County Times
Occasionally, something crazy will be caught on camera, like the meteor seen in Michigan in January. Police use them to record traffic stops, arrests and other various incidents. Fenton Police Chief Jason Slater said all Fenton police vehicles have a windshield-mounted camera. The device continuously ...

A Meteor Is Found To Contain 3g Of Pb-206 To Every...
Chegg
A meteor is found to contain 3g of Pb-206 to every 1.00g of U-238. Assuming that the meteor did not contain any Pb-206 at the time of its formation, determine the age of the meteor. Uranium-238 decays to lead-206 with a half-life of 4.5 billion years. Enter your answer with units of years (this will be a lot ...

The Mazichuan meteorite (diogenite) fall in China 16SEP2016 has been approved in
the Meteoritical Bulletin database.
Link - https://www.lpi.usra.edu/meteor/metbull.php?code=66831
All 21st century meteorite falls - http://galactic-stone.com/pages/falls

The Mukundpura, India meteorite (CM2) fall 06JUN2017 is now official!
Met Bull Link - https://www.lpi.usra.edu/meteor/metbull.php?code=66795
All witnessed falls since the year 2000 - http://galactic-stone.com/pages/falls

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 06APR2018

Glassy beads hint at site of mysterious missing crater
Imperial College London
Around 800,000 years ago, a 20 kilometre meteor collided with the earth, producing a zone of debris in Australasia which covers a tenth of the Earth's surface. However, despite the impact's relatively young age in geological terms, and the meteor's size, the resulting crater's location eludes us.

Dinosaurs were dying off long before asteroid hit: Study
The Indian Express
A new study has said that dinosaur numbers were decreasing even before the meteor shower from 66 million years drove them to extinction. 0. Shares. Share. By: PTI | New York | Published: April 5, 2018 9:35:15 pm. Dinosaur extinction, University of Albany, plant toxicity, meteor strike, angiosperms, ...

Stargazing April: getting to know our mysterious neighbor the Moon
The Independent
You can watch the Moon pass in front of the Hyades star cluster (near the bright star Aldebaran in Taurus) on 18 April. And we're expecting celestial fireworks on the night of 22/23 April, when fragments from Comet Thatcher burn up in the atmosphere as the Lyrid meteor shower: best to watch in the early ...

Meteor Crater
Vatican Observatory Foundation
Asteroids and meteorites are right on the top of my list of interests when it comes to astronomy. Visiting Meteor Crater National Landmark in Arizona has been a “bucket-list” item for my wife and I for a LONG time. We visited the the crater on Easter Sunday 2018, and it was simply spectacular! My first sight ...

Another mural to be completed soon
Wetumpka Herald
The newest mural will span 90 feet and highlight points in history from the area starting with the meteor crash to Native Americans to famous people from Wetumpka up until present time. After the Saturday priming party, Blank Space will complete the mural over the next week if weather cooperates but ...

Meteor Activity Outlook for April 7-13, 2018
American Meteor Society
The estimated total hourly meteor rates for evening observers this week is 3 as seen from mid-northern latitude (45N) and 4 from the southern tropics (25S). For morning observers the estimated total hourly rates should be near 6 as seen from mid-northern latitudes (45N) and 9 from the southern tropics ...

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!

The Latest Worldwide Meteor/Meteorite News 05APR2018

Glassy beads hint at site of mysterious missing crater
Imperial College London
Around 800,000 years ago, a 20 kilometre meteor collided with the earth, producing a zone of debris in Australasia which covers a tenth of the Earth's surface. However, despite the impact's relatively young age in geological terms, and the meteor's size, the resulting crater's location eludes us.

The stunning Lyrid meteor shower and the best places in Bristol to watch it
Bristol Post
That means the Lyrid showers are earlier than others throughout the year, with the Perseid meteor shower in the autumn normally peaking at 1am. Experts recommend people to look up towards the east to see the shooting stars from the Lyrids. The skies are expected to be clear on the nights of April 22 ...

We reveal the six unmissable astronomical events in the skies above Lincolnshire this April
LincolnshireLive
This meteor shower is described as one of the most spectacular events to happen in the skies. There could be up to 100 meteors an hour shooting across the sky, but there will be at least 20 on average in an hour. The Lyrid meteor shower is also known for some of its meteors leaving beautiful trails of ...

When is the Eta Aquarids meteor shower in 2018?
Coventry Telegraph
The 2018 Eta Aquarid meteor shower is expected to produce the greatest number of meteors in the small hours before dawn on May 5 and 6. However, the broad peak of the Eta Aquarid shower may present a decent showing of meteors during the hours before dawn on May 4 and May 7. The meteors ...

Harvard physicists say they know how and, roughly, when the world will end
RT
A new study from Harvard University suggests the world is destined to end in much the same way it began… with a really, really, big bang. Theories as to how planet Earth will eventually meet its demise have ranged from nuclear war to a catastrophic meteor collision or a slow fade into darkness.

Meteor wind observations with the MU radar
AGU Publications - Wiley
We conducted meteor wind observations with the middle and upper atmosphere (MU) radar at Shigaraki, Japan (35°N, 136°E), utilizing an interferometer to determine the arrival angle of a meteor echo. We found that meteor echoes are widely distributed in zenith angles as large as 50° and that the ...

Comparison of meteor radar and Na Doppler lidar measurements of winds in the mesopause ...
AGU Publications - Wiley
[1] Simultaneous sodium (Na) Doppler lidar and meteor radar measurements of horizontal winds in the mesopause region over Maui, Hawaii, were collected in July 2002 and October/November 2003. The coincident measurements span 96 hours and altitudes between 80 and 100 km. Statistical ...

It Came From Outer Space! (Sort Of)
SRQ Magazine
None can say for sure, all they know is that a meteor landed on the Venice Elementary School campus last night, skidding across the ground before coming to a stop by a hastily erected tent. And the scientists and caution tape make this serious business. And it is serious business—education. Thanks to ...

2018 The FIFTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!