A dozen new moons have been found orbiting Jupiter, including 11 normal moons and one “oddball” moon, according to Carnegie Institution for Science.

Galileo detected Jupiter’s four largest moons, Io, Europa, Ganymede and Callisto in 1610. The latest count of 79 known planets includes eight that have not been seen for several years.

Europa, one of Jupiter’s 79 moons, is believed to hold a vast ocean beneath its icy surface, one with more water than all of Earth’s oceans combined.

We already know a decent amount about how planets form, but moon formation is another process entirely, and one we're not as ...

Jupiter's volcanic moon Io doesn't appear to have a subsurface ocean of magma, resolving some issues about how Io's volcanoes erupt and raising broader questions about similar magma oceans within ...

Here’s how it works. Jupiter's four largest moons will line up in the early hours of Aug. 8. (Image credit: NASA, annotations by Anthony Wood) ...

The mission is scheduled to end in 2034 with Europa Clipper crash-landing on another of Jupiter's moons, Ganymede. The launch will be streamed live online and on NASA TV.

The bright stars Castor and Pollux will be positioned to the left of the moon in the early morning hours of Aug. 19. Mercury, ...

Stargazers in the U.S. will see Jupiter rise above the eastern horizon roughly two hours before sunrise on Aug. 8, with Venus visible as a bright morning "star" less than 5 degrees to its upper right.