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

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

Stargazing in July hopefully promises warm nights in Wyoming. The highlight of July evenings is the prominent band of the ...

NASA have found something new moving in our Solar System. Even thought it's not water, still a phenomenon worth of time ...

Viewable objects include the Moon, Jupiter, Saturn, Venus, the Milky Way, and star systems. An ordinary pair of binoculars, a tripod, and an astronomy app are all you need to start exploring the night ...

Marius, the man who named Jupiter’s Galilean moons German astronomer Simon Marius is best remembered for his disputes with Galileo Galilei over priority for discovering Jupiter’s four major moons.

But the question of how many natural satellites the planet truly has is a bit more complicated. Jupiter's four best-known moons are the Galilean moons, discovered by Galileo Galilei in 1610.

Europa Clipper launched today (Oct. 14) atop a SpaceX Falcon Heavy rocket from Florida, kicking off a highly anticipated ...

Four Largest Moons of Jupiter Jupiter’s Galilean moons, including Ganymede, Callisto, Io, and Europa, stand out for their distinct characteristics. From volcanic Io to icy Europa, these moons ...

Tonight all four moons are on the same side of Jupiter. Three moons form a tight cluster which may be hard to resolve, and the fourth moon is further to the west.