Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

Asteroid 433 Eros is swinging back into Earth’s neighborhood this weekend, bright enough for backyard telescopes and even ...

Astronomers have confirmed that three Earth-sized planets are orbiting two stars in the same system — a first in the history ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

As a lifelong fan of the Star Wars saga, here's how I'd rank every movie in the franchise, from The Empire Strikes Back to ...

For years, the center of our galaxy has been painted as a place where stars go to meet their end — a region ruled by Sagittarius A*, a black hole so massive that its gravity can stretch, tear, and ...

Using artificial intelligence, researchers at the RIKEN Center for Interdisciplinary Theoretical and Mathematical Sciences, ...

Astronomers measure the speed at which the solar system is hurtling through space by mapping surrounding galaxies and ...

Researchers have pinpointed a super-Earth in the habitable zone of a nearby M-dwarf star only 18 light-years away.

The object is the third interstellar visitor to our solar system ever confirmed. It will reach its closest point to Earth ...

For the first time, scientists have built a digital version of the Milky Way that follows the motion of individual stars, not ...