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

Jupiter's moon count reaches 95+ official satellites. Explore the history of the Jovian system, from Galileo to the latest NASA discoveries.

Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

Jupiter and Saturn host some of the strangest weather in the Solar System, and nowhere is that more obvious than at their ...

Snapchat, the popular messaging app known for self-deleting messages and fun chat features, also offers a paid plan called ...

After full moon, the terminator returns, but this time on the moon's opposite side, where it marks the line of advancing ...

This is what would happen if planets replaced the moon. Venus is almost the same size as earth. It would make the earth ...

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction.

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction in ...

Saturn and the moon will appear close together in Nevada skies. Here’s how and where to spot the pairing, known as a ...

Stargazers are about to have a chance to spot Saturn and the moon sharing a section of the night sky in what's known as a ...