Lake Effect astronomy contributor Jean Creighton shares some myths behind some of our solar system’s most famous moons and ...

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 ...

On the fiery Io, the innermost and third-largest of Jupiter’s four Galilean moons, Juno's observations have provided more insights about its incessant volcanic activity.

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 ...

The brutal conditions also make Io intriguing to NASA scientists intent on learning more about the innermost and third-largest of Jupiter’s four Galilean moons.

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 ...

Jupiter's four best-known moons are the Galilean moons, discovered by Galileo Galilei in 1610. They are named Ganymede, Callisto, Io and Europa, after figures in Greek mythology associated with ...

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 astrobiology mission to the Jupiter ocean moon Europa.

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 ...