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11 April 2018

The Latest Worldwide Meteor/Meteorite News 11APR2018

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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!!

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