The rocky object called Bennu is classified as a near-Earth asteroid, currently making its closest approach to Earth every six years at about 186,000 miles away. It might come even closer in the ...

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

Near-Earth asteroid, Bennu, has scientists worried about a disastrous impact that could spark an "impact winter." ...

If the asteroid were to hit the Earth, NASA estimates that would happen on Dec. 22, 2032. It would most likely land somewhere ...

YR4, a near-Earth asteroid has a one-in-45 chance of hitting Planet Earth in December 2032, NASA and the European Space ...

NASA astronaut Suni Williams tells John Dickerson about her extended stay in space with crewmate Barry "Butch" Wilmore aboard ...