Some minerals in lava could suggest water is nearby.

NASA's Juno spacecraft captured an image of Jupiter's moon Io, partially illuminated by sunlight ... revealing rust-colored stripes on its icy surface. Juno's 38th close flyby of Jupiter captured an ...

The Hubble Space Telescope has spotted what appear to be geysers erupting from the surface ... the four so-called Galilean moons of Jupiter, along with Ganymede, Io and Callisto.

Astronomers using the James Webb Space Telescope have detected possible signs of gases released by volcanic activity on a ...

The planet Jupiter has no solid ground – no surface, like the grass or dirt you tread here on Earth. There’s nothing to walk ...

NASA recently launched a mission to Jupiter's moon, Europa, to see if it can sustain human life -- And artificial ...

The new week will begin with one of the final celestial alignments of 2024 as the moon shines directly between Jupiter and Mars in the eastern sky-an event that is easy to see for stargazers of all ...

Jupiter and the moon will become visible shortly after nightfall, but the entire show won't be observable until after 10 p.m. local time, once Mars rises above the horizon.

Even JWST can’t separate these tiny planets from their host stars – as they orbit their stars too closely. But there is a way ...