Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

The Hubble Space Telescope has captured a spectacular new image of the largest and most unusual protoplanetary disk ever ...

The findings from Pandora will complement data from the James Webb Space Telescope to give astronomers more insight into ...

The spectra measurements enable astronomers to figure out these stars’ age, spin rate, temperature, and location, among other ...

Stars and planets are inextricably linked. They form together and stars shape the fate of planets. Stars create the dusty ...

Choose your fighter for the origin of water on Earth! Was it always here or did it come to this planet from somewhere else in ...

Jupiter reaches opposition on Jan. 10, when it will shine all night at its brightest as Earth moves between the giant planet ...

A four-planet system reveals remarkable insights about how planets form and how they change during their lifetime.

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

Jupiter, as always, is a dazzling object, shining among the stars of Gemini the Twins. It reaches opposition on Jan. 10; this ...

So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't ...