That asteroid explosion over Tunguska was 1,000 times stronger than the nuclear bombing of Hiroshima.

Giant asteroid 1997 NC1, possibly up to a mile wide, will safely pass Earth this weekend, with live online streams on Friday, ...

NASA has reached major milestones in asteroid exploration. Here are five highlights.

A large asteroid that will zoom harmlessly past Earth on Saturday will be visible to stargazers using a small telescope or ...

An asteroid as large as five cruise ships is barreling towards Earth at 5.6 miles per second. Civilization thankfully isn’t ...

A giant asteroid roughly the size of a skyscraper will pass within seven lunar distances of Earth on June 27. Here's how to ...

Astronomers believe the object, dubbed 'Oumuamua, came from the general direction of the Lyra constellation ...

The rock is hurtling through our cosmic neighborhood at a zippy 8,768 miles per hour, according to the space agency.

Our solar system is a celestial shooting gallery, chock-full of flying projectiles that one day could threaten Earth—so what ...

NEW YORK (AP) — A large asteroid will zip past Earth this weekend, but don’t worry: It poses no danger. The space rock — 1997 ...

While scientists are revising the timeline at Australia's North Pole Dome, it's still our oldest known crater.

Long before oceans teemed with life, Earth endured relentless violence. Asteroids slammed into its surface again and again, ...