Earth safe from 2026 asteroid strike, says NASA

NASA scientists are now certain that the asteroid Apophis won't, as feared, hit the Earth during a flyby in 2036.

Asteroid Apophis passes safely past Earth

The massive asteroid Apophis shot past Earth last night, on a trajectory that will bring it even closer during its next flyby in 2029.

How paintballing could save the Earth

Crazy as it sounds, an MIT scientist is proposing that, if a dangerous asteroid approaches the Earth, it could be deflected by firing paintballs at it.

Physicist plans asteroid deflection system

Lasers could be used to deflect asteroids on potential collision courses with Earth, according to a new study.