The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up next to the "King of the Planets" as it voyages through the stars of the constellation Gemini.

On Oct. 14, NASA's Europa Clipper mission launched from Kennedy Space Center in Florida toward one of Jupiter's largest moons. The launch was eagerly anticipated by scientists around the world, in ...

Jupiter is the king of moons. With 95 of them orbiting the gas giant, some are so large they rival planets in size. But what ...

In a landmark observation by a team of international researchers, NASA's Juno spacecraft has, for the first time, clearly ...

A dozen new moons have been found orbiting Jupiter, including 11 normal moons and one “oddball” moon, according to Carnegie Institution for Science. The new discovery brings Jupiter’s total number of ...

planet’s moons to 39, nine more than the record of the previous champ, Saturn. A team led by astronomers from the University of Hawaii, Honolulu, made the discovery based on images taken in December ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics. Two new moons have been discovered ...

How many moons does Jupiter have? Scientists have discovered dozens of them, but the answer may be more complicated than it seems. When you purchase through links on our site, we may earn an affiliate ...