The asteroid impact that wiped out the dinosaurs didn’t keep life down for long. New research shows that microscopic plankton began evolving into new species within just a few thousand years—and ...

NASA’s DART mission proved that a spacecraft can nudge an asteroid system in space, offering a real test of planetary defense. NASA’s DART (Double Asteroid Redirection Test) spacecraft changed the ...

NASA has used advanced imaging techniques to peer inside samples of asteroid Bennu, discovering extensive networks of cracks running throughout the rock particles.

The object appears to have been a seven-ton asteroid that spanned nearly six feet in diameter, according to NASA. When it fell, it was traveling at around 40,000 miles per hour in a southeasterly ...

A six-foot, six-ton asteroid passed over northeastern Ohio on March 17, bringing the possibility of fragmented pieces scattered across a wide area.

In one of the biggest surprises of NASA's OSIRIS-REx mission, its target asteroid, Bennu, turned out to be a jagged, rugged ...

The asteroid, which was about the size of a humpback whale or a school bus, passed within 200,000 miles of Earth Thursday night, before heading out to space.

A 7-ton meteor that sped across the Cleveland sky at 45,000 miles per hour on Tuesday broke apart in a thunderous boom that startled residents who feared an explosion.

Skies across Northeast Ohio lit up with a fireball Tuesday morning, caused by an asteroid weighing about seven tons.

Iranian state media confirmed the killings of Ali Larijani, who had served as Iran’s de facto leader recently, and a militia commander late Tuesday. Airstrikes rocked the Lebanese capital early ...