The latest discoveries have pushed Saturn’s moon count to 285, and Jupiter’s to 101, highlighting rapid progress in deep-space observation.

Jupiter Icy Moons Explorer (JUICE) probe is on its (very long) way to Jupiter, and will finally arrive at the King of Planets ...

A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its sights on the interstellar visitor. We already know a decent amount about how planets form, but moon ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Jupiter's four largest ...

Two new moons have been discovered orbiting Jupiter, bringing the total number of natural satellites orbiting the gas giant to 97. The first moons of Jupiter were discovered in 1610 CE, after Galileo ...

Turn a telescope to the eastern sky in the hours following midnight on Nov. 5 to see two colossal shadows darken the cloud tops of the gas giant Jupiter as the Galilean moons Io and Europa pass ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. The ringed gas giant Saturn has officially replaced Jupiter as the ...

The giant planet Jupiter has nearly 100 known moons, yet none have captured the interest and imagination of astronomers and space scientists quite like Europa, an ice-shrouded world that is thought to ...

The Jovian moons Io and Europa will throw their shadows over Jupiter's cloud surface in the early hours of Nov. 5. When you purchase through links on our site, we may earn an affiliate commission.

Jupiter's four Galilean moons will line up in front of Jupiter in the early morning sky on Aug. 8. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works ...