A third suspect is now in custody in connection with a fatal stabbing that occurred earlier this year in Northwest D.C., authorities ...

So, Earth has a "new moon," but before you get too excited about a cosmic sidekick, let’s set the record straight. Earth is ...

A new mini-moon the size of a city bus has begun circling our planet and will continue hanging out in our skies until ...

Planetary rings don’t last forever, although they do exist for millions of years. The evidence for Earth’s possible ring is ...

Earth has a second moon. Alas, it is to be but for just a short time! It is a small near-Earth asteroid about 10 meters ...

NASA's OSIRIS-REx mission is scheduled to return samples of Asteroid Bennu to Earth. Credit: NASA Goddard Space Flight Center ...

A six-mile-long asteroid, which struck Earth 66 million years ago, wiped out the dinosaurs and more than half of all life on ...

Scientists found a previously hidden massive asteroid crater in the Atlantic Ocean. Did two asteroids wipe out the dinosaurs?

Bacteria grown from carbon compounds in asteroids could be turned into a kind of nutritionally balanced milkshake ...

T he Psyche mission is on its way to study the metallic asteroid of the same name, and on its journey, continues to test the ...

Europe's Hera probe is tentatively scheduled to launch Monday on a mission to inspect the damage a NASA spacecraft made when ...

A second moon has officially entered Earth’s orbit — sort of. Although it’s being called a “mini-moon,” the object is ...