Scientists have discovered irregular lumps beneath the icy surface of Jupiter's largest moon, Ganymede. These irregular masses may be rock formations, supported by Ganymede's icy shell for ...

Most people who have an interest in space and astronomy know that Europa and Enceladus have subsurface oceans that could, according to exobiologists, contain alien life. Another notable moon is Io, ...

Orbiting Jupiter, NASA's Juno spacecraft streaked past Ganymede on Monday, beaming back the first close-up views of the largest moon in the solar system since the Galileo orbiter last flew past in ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Jupter’s frozen moon Europa and a couple of Saturn’s satellites have gotten lots of love from space probes dispatched by curious Earthlings. Now it’s Ganymede’s turn. Ganymede is Jupiter’s largest ...

NASA's Hubble Space Telescope, monitoring subtle shifts in auroras flickering around Jupiter's moon Ganymede, has confirmed the presence of a deep salt-water ocean 95 miles below the icy crust of the ...

The largest moon in our solar system got its first close-up in more than 20 years on Monday. NASA’s Juno mission took the images as it swung within 645 miles (1,038 kilometers) of Ganymede’s surface ...

Jupiter is an extraordinary planet with qualities that almost defy comprehension. At more than 300 times the mass of Earth, Jupiter is easily the largest planet in the solar system—a giant ball of ...

NASA’s Juno spacecraft has detected, for the first time, an FM radio signal coming from the moon Ganymede. And while it’s certainly not aliens producing the signal, the finding still helps to fill out ...

The Juno spacecraft completed a close flyby of Ganymede, Jupiter’s biggest moon, as it transitions into a new phase of its mission. An image of Jupiter’s moon Ganymede obtained by the Juno spacecraft ...