A colossal asteroid slammed into Jupiter's largest moon Ganymede with so much power it dramatically and permanently ...

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 ...

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

Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

Jupiter’s Moon Ganymede: This image presents Jupiter's moon Ganymede as seen by the NASA's Hubble Space Telescope in 1996. In 1998, Hubble's Space Telescope Imaging Spectrograph took the first ...

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 ...

The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.

The number of known moons in our Solar System has been rising for centuries, but astronomers say it has probably peaked – for ...

Dust off your old telescope on a clear night and look up. If you find Jupiter, you’ll likely see four small dots to the side of the gas giant: they are the Galilean moons, four of the 95 natural ...

(Earth's Moon is 2,159 miles across, while Jupiter's largest moon, Ganymede, measures 3,270 miles.) They're also considered irregular, meaning their orbits are variably inclined, eccentric (oval ...