Though the space agency issued an alert at 4:27 a.m. ET, it also said that the impact would be "harmless." ...
A small asteroid was visible in northern Siberia on Tuesday, as it closed in on its collision ... according to the agency ...
An asteroid produced a 'harmless fireball' in the skies over Siberia with videos of the event shared to social media.
NASA has confirmed that a recently discovered asteroid, identified as COWECP5, will approach Earth’s atmosphere and pass over ...