Scientists have recently made a groundbreaking discovery by capturing the sounds of Earth’s “heartbeat” from space. This ...

But it’s not just looks. Rocky composition, general size, orbital behaviors—a lot of those qualities can be the same on both ...

The solar system is choc full of surprises from diamond-rain to brightly ringed planets. But is it Saturn that wins for having the most moons?

The first astronomer to discover moons around Jupiter was Galileo, back in the year 1610, but astronomers are still finding more and more moons around this gas giant.

After the discovery of 12 new moons, the gas giant now has 92 known natural satellites—and scientists expect to find more ...

Searches for exomoons should target smaller rocky exoplanets, according to simulations of how Earth's moon formed.

New Neptunian moons–one bright, one faint With this new discovery, the planet Neptune now has 16 known satellites.

Saturn, the giant planet known for its rings, is now being celebrated for having the highest number of moons in the solar system – 145 total, after gaining 62 additional moons in May, according ...