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.

NASA’s Juno spacecraft has returned new images of Jupiter after its 66th close flyby as it enters the final year of its mission. The $1 billion spacecraft completed its latest close flyby on Oct. 23, ...

The shocking findings were part of a recent study in which astronomers effectively peered back in time to discover what Jupiter was like in its early years. Jupiter is not only the largest in the ...

After nearly 10 years, NASA’s Jupiter explorer Juno is likely no longer operating with its latest mission extension ending during the ongoing U.S. government shutdown.