For the first time since Pluto was demoted, the idea of a true ninth planet is edging from speculation toward something ...

Astronomers with the International Astronomical Union have discovered three previously unknown moons at the farthest planets of our solar system — two circling Neptune and one around Uranus. The moons ...

The solar system is now home to some new lunar members, and they are orbiting Neptune and Uranus. According to an announcement from Carnegie Science, astronomers have discovered the first new moon of ...

(CNN) — Astronomers have discovered three previously unknown moons around Uranus and Neptune, the most distant planets in our solar system. The find includes one moon spotted orbiting Uranus — the ...

Scientists recently noticed three new moons lingering around Uranus and Neptune, which are the most distant planets in our solar system. Precisely, there is one orbiting Uranus, and two are orbiting ...

Astronomers have detected new moons around two of our solar system's most unique and intriguing planets. The hidden moons were discovered orbiting Uranus and Neptune, and the discovery brings the moon ...

A “cold Neptune” and two potentially habitable worlds are part of a cache of five newly discovered exoplanets and eight exoplanet candidates found orbiting nearby red dwarf stars, which are reported ...

A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests.

The worst part about being a werewolf (we suspect) is the loss of control. One day, you’re an ordinary person living out your life and the next day you’re an advice columnist living in the middle of ...

For a decade and a half, astronomers have been on the trail of a galactic mystery. In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — ...

A four-planet system observed several years ago by the Kepler spacecraft is actually a rarity: Its planets, all miniature Neptunes nestled close to the star, are orbiting in a unique resonance that ...

(CNN) — Astronomers have discovered three previously unknown moons around Uranus and Neptune, the most distant planets in our solar system. CNN — (CNN) — Astronomers have discovered three previously ...