The asteroid that exploded over Chelyabinsk injured around 1,500 people, damaged thousands of buildings, and exposed an ...

The rock is hurtling through our cosmic neighborhood at a zippy 23,197 miles per hour, according to the space agency.

Maini, of the UN’s Office for Outer Space Affairs, is primed and ready should a planetary strike occur – and just over 12 months ago, she thought it might ...