Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new Johns Hopkins University study finds. The work demonstrates that a certain ...

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

NASA has severe penalties for those who dare to deal in astromaterials.

A 170-foot asteroid is set to race past Earth today at extraordinary speed, NASA says. Though no impact is expected, ...

Asteroid 2026 CU1 will sweep past Earth this week at high speed, close enough to attract attention yet deemed safe, raising ...