NASA is tracking a house-sized asteroid set to whiz past Earth tomorrow at a thundering 29,304 miles per hour. The space rock—named "2025 DJ22"—is estimated by NASA's Jet Propulsion Laboratory to be ...

New observations of a small asteroid discovered in December have led astronomers to conclude that the chances of it striking ...

A private company launched another lunar lander Wednesday, aiming to get closer to the moon's south pole this time with a ...

This is the behavior our team expected," Paul Chodas, director of NASA’s Center for Near-Earth Object Studies, told the ...

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks, as the world's telescopes rush to track its course.

altering its orbit around its larger companion asteroid. AP video journalist Mary Conlon contributed to this report. The Associated Press Health and Science Department receives support from the ...