Close flybys of Io, one of Jupiter’s moons and the most volcanically active world in our solar system, have revealed a lava lake and a towering feature called “Steeple Mountain” on the moon ...

Astronomers have discovered 12 new moons around Jupiter, putting the total count at a record-breaking 92 which is more than any other planet in our solar system. A member of the Astronomers team said ...

Mar. 5, 2024 — NASA's Juno spacecraft has directly measured charged oxygen and hydrogen molecules from the atmosphere of one of Jupiter's largest moons, Europa. These observations provide key ...

The Jupiter Icy Moons Explorer (JUICE) left Earth a year ago, embarking on a mission to explore Jupiter's potential ocean moons — Ganymede, Callisto and Europa — in detail. Water is a vital ...

Ganymede’s shadow on Jupiter. Image: NASA/JPL-Caltech/SwRI/MSSSImage processing by Thomas Thomopoulos © CC BY (main image)Image processing by Brian Swift © CC BY ...