Astronomers using the James Webb Space Telescope have found an unknown moon orbiting Uranus, bringing the planet’s total to ...

A respected Harvard astrophysicist has shared new claims about the mysterious interstellar object in our Solar System, saying there are signs it is not an ordinary comet.

Though the days are fast ticking by, that success is far from assured. DART is the first-ever test of what NASA calls a kinetic impactor—a projectile intent on transferring its momentum to an asteroid ...

That means that scientists might be best looking for signals from alien spacecraft at points where planets line up, the ...

Rabat — A Moroccan scientist has led a groundbreaking discovery that adds a 29th moon to Uranus. Maryame Al Moutamid, a researcher at the Southwest Research Institute (SwRI), headed the team that ...

The discovery of Ceres shows that even small dwarf planets, not just large planets or moons, may have once supported life, opening new avenues for exploration ...

A Saturn-sized planet circling a tiny red dwarf is rewriting what scientists thought was possible in planetary systems.

If an extraterrestrial intelligence were looking for signs of human communications, when and where should they look? In a new ...

The new image, which shows Earth along with an even smaller point of light coming from the moon, harkens back to Carl Sagan's ...

Uranus' 13 rings are separated into two outer rings and an interior system. The rings of Uranus are composed of black material and are more challenging to observe than those of Jupiter and Saturn. A ...

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Nasa’s Webb telescope has found a new moon around Uranus. “No other planet has as many small inner moons as Uranus, and their ...