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

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...

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

Meteor showers, eclipses, a planetary parade and 13 full moons will be visible in the night sky in 2026. Here’s when to see ...

Astronomers just measured the mass of a free-floating planet without a star for the first time ...

Webb telescope discovered a bizarre exoplanet with carbon atmosphere, no hydrogen, orbiting a super-dense spinning star.

In doing so, they found this orphan is within the same weight class as Saturn, strengthening the case that the galaxy teems ...

NASA’s Hubble Space Telescope has captured infant planets colliding around Fomalhaut, one of the brightest stars in the night ...

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

One of the primary goals of the James Webb Space Telescope (JWST) is to detect atmospheres around exoplanets, to try to suss ...