Anew study led by Robb Calder at the University of Cambridge suggests that nearly all known sub-Neptune exoplanets, ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

More planets could be homes for aliens than we thought, scientists say - Planets we thought were not inhabitable might ...

For a long time, scientists assumed that Earth's water was delivered by asteroids and comets billions of years ago. This ...

Why don't planets fall into the stars they orbit if they're constantly being pulled by gravity?Lindsey CoughterRocky Mount, ...

In addition to shaping the interior of rocky planets, molten rock located deep within these planets may also contribute to ...

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

NASA has confirmed that there are over 6,000 exoplanets floating out there in the galaxy, with another 8,000 exoplanets that are still waiting to be discovered.

The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing ...

Planetary rings explained: composition, formation theories, and a comparison of Saturn, Jupiter, Uranus, and Neptune’s rings.

Polygon has rounded up the best icy sci-fi planets from our favorite video games, movies, television, and books ...