Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new ...

A super-tough microbe may be able to survive being blasted from Mars into space—opening the door to interplanetary life ...

A NASA scientist has warned that thousands of city-killing asteroids could strike Earth, and there’s currently no defense ...

Estimating a mass for a potentially hazardous asteroid (PHA) is perhaps the single most important thing to understand about ...

If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Such a cosmic ...

NASA planetary defense experts report that mid-size near-Earth asteroids could cause regional damage, with detection and deflection remaining limited, according to New York Post and AAAS reports.

The dinosaurs were wiped out by an asteroid, but does that mean we risk suffering the same fate - and should you be worried ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth has dodged a celestial bullet, but the moon might not be so lucky, and that has scientists keeping their telescopes and ...

Scientists discussed the threat of asteroids at a recent conference in Phoenix. Here's what they said.

The asteroid known as 2024 YR4 is out of sight yet still very much on scientists' minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, is ...

The object is hurtling towards the Earth at a zippy 12,616 miles per hour, according to data from the space agency.