The space rock, which measures 150 feet across and is traveling at 38,922 miles per hour, is one of five on NASA's radar.

NASA is tracking a house-sized asteroid set to whiz past Earth tomorrow at a thundering 29,304 miles per hour. The space rock ...

If the asteroid’s path ends at Earth, NASA isn’t helpless, Fieber-Beyer said. For the first time in known history, NASA's ...

“Serpent Mound is the largest serpent effigy built anywhere on the planet Earth,” O’Grady said. “Serpent Mound is built up on ...

For an hour, HERA flew as close as 5,600 kilometers from the Martian surface, at a speed of 33,480 kilometers an hour. It ...

NASA says Earth is in the clear from asteroid 2024 YR4, which previously had a small chance of impacting our planet in 2032.

A mission to survey the results of a deliberate crash between an asteroid and a NASA spacecraft has taken stunning images of ...

Here are today's general risks from asteroids or comets both tiny and very large. Importantly, even relatively small rocks can still be threatening, as the surprise 56-foot (17-meter) rock that ...

Astronomers believe thousands of large undiscovered asteroids, that could cause regional damage, may be in space.

On the way to investigate the scene of a historic asteroid collision, a European spacecraft swung by Mars and captured rare ...

It measures 130 to 300 feet across, a pebble compared to the asteroid that killed the dinosaurs, which is estimated to have been six to nine miles in length. On the other hand, on Feb. 15, 2013, an ...