NASA's Juno spacecraft has spied the final "auroral footprint" of a moon of Jupiter, meaning that it has watched as the moon ...

The ocean on Ganymede may have more water than all the water on Earth. In this artist’s concept, the moon Ganymede orbits the giant planet Jupiter. NASA’s Hubble Space Telescope observed aurorae on ...

Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Jupiter, the largest planet orbiting the sun, used to be much bigger and ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Io is the most volcanic world in the solar system, with around 400 volcanoes. Its extreme ...

Is the future great planetary laboratory hurtling in our direction incognito, veiled in gloom and cold? That’s what ...

"This is the most powerful volcanic event ever recorded on the most volcanic world in our solar system — so that's really saying something." When you purchase through links on our site, we may earn an ...

NASA’s Juno orbiter spacecraft reached Jupiter in 2016, five years after it launched from Earth. The craft was sent to the gas giant to explore Jupiter’s origins, evolution, clouds and several moons.