Saturn was already the reigning champion in the moon department. Now, with 274, Saturn has more moons than all the other ...

Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

However, not all of those celestial bodies survived, and a new analysis of a the meteorite NWA 15915 shows that it likely originated from a world that was similar to Mercury in its composition—but not ...

The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The International Astronomical Union officially recognized 128 new moons orbiting ...

But a relatively obscure dwarf planet in the main asteroid belt could ... used to be an 'ocean world' like Europa (one of Jupiter's moons), but with a dirty, muddy ocean," said Mike Sori, a ...

Astronomers have been recording the signal for more than four decades, but this is the first time they've nabbed its origin.

The largest object is the asteroid belt is the dwarf planet Ceres ... asteroids, or moons that broke up before they reached the planet. As well as its rings, Saturn is orbited by 83 moons.

Using the Keck Telescope in Hawaii, UC Berkeley researchers observed a planetary system, KMT-2020-BLG-0414, with an Earth-sized planet in a distant orbit around a white dwarf, along with a brown ...