Scientists have identified an unexpected way to study the hidden space weather of distant stars by observing strange, ...

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

Across the Milky Way, planets slightly larger than Earth but smaller than Neptune appear around most stars. Yet our own solar ...

Shining in the constellation Gemini near the bright stars Pollux and Castor, Jupiter's opposition is the best time to see the ...

Now, according to new research published in Science, astronomers have managed to weigh a rogue planet for the first time. The ...

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

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

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

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

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

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