On July 6, 1938, an American astronomer named Seth Barnes Nicholson discovered Jupiter's moon Lysithea. Nicholson spotted ...

Jupiter already reigns as king of the planets — it’s the largest one in our solar system. And now, the gas giant has the most known moons, too. Astronomers have observed 12 additional moons ...

The Jovian system is teeming with moons, big and small. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Jupiter, the largest planet in our ...

ESA’s Jupiter Icy Moons Explorer (JUICE) that was launched in 2023 will take about 8 years to arrive at the jovian system ...

How many moons does Saturn have? Saturn's eight largest moons were discovered between 1671 and 1848 by several astronomers. For much of the 20th century, the moon counts for Jupiter and Saturn ...

Each of Jupiter's other 91 official moons has a diameter greater than 0.6 mile (1 kilometer) — but only 57 have names, and just eight have regular, nearly round orbits.

Each of Jupiter's other 91 official moons has a diameter greater than 0.6 mile (1 kilometer) — but only 57 have names, and just eight have regular, nearly round orbits.

There are currently 92 moons known to orbit Jupiter. The four largest – Io, Europa, Ganymede and Callisto – were discovered by Galileo Galilei in 1610 when he pointed the first astronomical telescope ...

As its name suggests, the mission’s target is Europa, one of the biggest of Jupiter’s 95 known moons. Europa is a snowball slightly smaller than Earth’s moon.

This gas giant has some really unique features that make it stand out. If you’re curious about space, learning a few things ...

Jupiter’s largest moons, known as the Galilean moons, are known not only for their size but for their unique features. Discovered in 1610 by Galileo Galilei, these moons—Ganymede, Callisto, Io ...

Jupiter isn’t alone in this category; Saturn, Uranus, and Neptune are also gas giants, though Uranus and Neptune are often ...