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

satellites of jupiter; recent discoveries at the lick observatory. light thrown on the question of the age of the planet's sys- tem -- characteristic forms in the cluster of hercules.

In 2019, Saturn pushed ahead of Jupiter as the planet with the most moons in our solar system. Now, however, Jupiter’s moon count has been revised thanks to the discovery of 12 new 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 ...

Jupiter’s four largest and most well-studied moons were first discovered more than 400 years ago. And they still make for wonderful observational targets. Skip to content ...

Jupiter is the largest planet in our solar system, with a mass over two and a half times larger than any other planet. A stock photo shows Jupiter surrounded by its moons.

On Aug. 21, at 5 o'clock P. M., all of Jupiter's satellites will be hiden from sight for one hour and forty-five minutes. This rare and interesting phenomenon but seldom occurs, and has hitherto ...

Europa, one of the four large moons of Jupiter first seen by Galileo 414 years ago, may have a deep, salty, global ocean hidden beneath a thick crust of ice. Where there is water, there might be life.

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.

As of February 2024, Jupiter has 95 moons. By comparison, Mercury, and Venus are moonless, Earth has one moon, and Mars has two. Uranus and Neptune have 28 and 16 known moons, respectively.