A waxing Moon brightens the sky as we catch our last looks at Uranus and view Venus, Mercury, Jupiter, and Mars in the sky ...

The planets offer exciting views in April. Jupiter is a brilliant object in the evening sky, although the observing window ...

Ganymede is the largest of the 100-plus moons orbiting Jupiter, and is also the largest moon in the Solar System. It is so ...

Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised ...

Sep. 3, 2024 — Around 4 billion years ago, an asteroid hit the Jupiter moon Ganymede. Now, a researcher realized that the Solar System's biggest moon's axis has shifted as a result of the impact ...

Ganymede, Jupiter's largest moon and the solar system's largest, is bigger than Mercury and the dwarf planet Pluto, with a diameter of 5,268 kilometers.

What can a sample return mission from Jupiter's volcanic moon, Io, teach scientists about planetary and satellite (moon) ...

For instance, last year, the European Space Agency's Jupiter Icy Moon Explorer (JUICE) — which will also be exploring Europa, in addition to its larger cousins Ganymede and Callisto ...

Other moons of Jupiter, like Europa and Ganymede, have been considered far more likely candidates. That’s largely down to the fact that those moons play host to subsurface oceans. Given that we ...

Astronomers have successfully captured Neptune's auroras for the first time, utilizing the combined capabilities of the James ...

But it hasn’t always been this way. Jupiter’s four largest moons – Io, Europa, Ganymede and Callisto – were the first ever discovered orbiting another planet. They were spotted by Galileo ...