Planetary rings explained: composition, formation theories, and a comparison of Saturn, Jupiter, Uranus, and Neptune’s rings.

Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...

Perihelion is the point at which an orbiting body is closest to the sun. The word comes from Greek and literally means around ...

Some 350 light-years away, the V1298 Tau system features an infant sun-like star, just 23 million years old, orbited by four ...

Mars may have once possessed an ocean at least as large as Earth's Arctic Ocean, a new study suggests. Previous research ...

Jupiter-like planet 8 UMi b, named Halla, orbits its host red giant star Baekdu closely. The red giant's merger with a white ...

Using the Subaru Telescope's wide-field camera, astronomers have discovered a previously unknown structure surrounding a tiny ...

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor ...

"Recent studies suggest that the lunar farside experienced a magma ocean evolution similar to that of the nearside," the team ...

With Oscar nominations a day away, Hollywood’s annual reckoning with its film failures took shape on ​Wednesday as Disney’s ...

Read today's free daily Aquarius horoscope to see what's in store for you including predictions on love, romance, health, happiness, career, success and more ...

As they fly around the moon, the four astronauts of NASA's Artemis II will see views never seen by the human eye. Here's how.