Long heralded as a mini-Neptune, new observations have indicated that it is a member of a category never seen before and is now officially being called a “Super-Venus.” Enaiposha orbits a red dwarf ...

An object we thought belonged to the most common category of planet in the galaxy has turned out to be something we've never seen before.

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

These planets, larger than Earth, but smaller than Neptune, may stand for a wide variety of planets, ranging from mini-Neptune’s with dense gaseous envelopes to super-Earths with solid cores. The ...

It is bigger than Earth but a lot smaller than Neptune, so it has been referred to as either a super-Earth or a mini-Neptune, as their differences are more subtle than just size. New research suggests ...

High radiation during a time of frenzied star formation in the Milky Way left one stellar population with few chances to form planets, a study reports.

Astronomers at NASA have caught a glimpse of a star system whipping through space at an unprecedented speed. While the system ...

The Super-Earths are thought to be terrestrial exoplanets larger than Earth, hosting hydrogen-rich atmospheres, if they have one at all. So-called mini-Neptunes can be of a similar size ...

If three planets align, it’s known as a mini-planetary alignment ... binocs to catch sight of Neptune and Uranus. Mars will be making its closest approach to Earth in two years, and thus ...