There's an iconic scene in the original Star Wars where Mark Hamill's Luke Skywalker watches a double sunset above Tatooine, ...

Pluto was believed to be the only body beyond Neptune with an atmosphere. Now, a new discovery in our solar system is ...

There's so little we know about circumbinary planets—planets that orbit two stars instead of one—that they can feel like the stuff of fantasy. And for good reason: to date, we've only confirmed the ...

To date, humanity has discovered over 6,200 confirmed exoplanets, or planets outside of our solar system, according to NASA's ...

“Mars, can you please clean up your Legos?” “Jupiter, finish your peas.” “Don’t pull the cat’s tail, Mercury!” ...

A new solar telescope at Paranal studies the Sun to reduce stellar noise, helping scientists better detect and study ...

A bizarre planetary pairing 190 light-years away is challenging everything astronomers thought they knew about how worlds form. A “lonely” hot Jupiter — typically found without nearby companions — is ...

Persephone is one of the worlds that only exist in imagination land. It popped up in the heads of the people from French ...

One night last fall, University of Cincinnati astrophysics graduate Paul Smith waited anxiously for data to start rolling ...

The Hubble Space Telescope has reached the jaw-dropping milestone of discovering more than 6,000 new worlds. The joint NASA / ...