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Astronauts to Reveal Sobering Data on Asteroid Impacts
The bolide that impacted the atmosphere over Chelyabinsk in Feb. 2013 detonated with the equivalent of 530 kilotons of TNT, injuring over 1,200 people.
This Earth Day, Tuesday, April 22, three former NASA astronauts will present new evidence that our planet has experienced many more large-scale asteroid impacts over the past decade than previously thought… three to ten times more, in fact. A new visualization of data from a nuclear weapons warning network, to be unveiled by B612 Foundation CEO Ed Lu during the evening event at Seattle’s Museum of Flight, shows that ”the only thing preventing a catastrophe from a ‘city-killer’ sized asteroid is blind luck.”
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Read the rest of Astronauts to Reveal Sobering Data on Asteroid Impacts (283 words)
© Jason Major for Universe Today, 2014. |
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Post tags: Asteroids, B612 Foundation, Bill Anders, ed lu, impact, Museum of Flight, Sentinel, Tom Jones
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Source: http://www.universetoday.com/111278/astronauts-to-reveal-sobering-data-on-asteroid-impacts/
