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 ...

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

The telescope detected clear signatures of water, carbon dioxide, sulfur dioxide, and smaller amounts of methane in the ...

Astronomers using NASA’s James Webb Space Telescope have created the clearest map yet of the universe’s “cosmic web” — the enormous hidden structure that connects galaxies across space. By analyzing ...

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

Looking for a sky event this week? Check out our full Sky This Week column. May 9: Look the croc in the eye Although still ...

Sky This Week is brought to you in part by Celestron. Friday, May 8Pluto is stationary at 7 A.M. EDT in Capricornus, although ...

A gradual dimming and brightening when a star passed behind it suggested the mini-Pluto was wrapped in a thin layer of air.