A CITY-KILLER asteroid could be hurtling towards Earth but going completely undetected, a space agency chief warned. Humanity ...
Working with Russian and American astronauts, he and the advisory group provided the UN with a plan for handling the risk of damage caused by an asteroid hit. “It’s now been several years ...
Chodas says the asteroid that exploded over Chelyabinsk in Russia in 2013 was about 20 metres ... It could flatten a city, were it to hit one. But Chodas says that a water impact might cause ...
"Tiny asteroids do hit the Earth all the time ... And in 2013, a 66-foot-wide asteroid entered Earth's atmosphere over Chelyabinsk, Russia. It exploded in the air, releasing 20 to 30 times ...
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