Using data collected by NASA's Juno spacecraft as it flew past Jupiter's highly volcanic moon Io in late 2023 and again in ...

For centuries, Jupiter reigned as king of the moons. Initially, the Big Four, discovered by Galileo, and then as optics and astronomy advanced, more and more, smaller and smaller bodies, until Big J ...

This week, stargazers are in for a real treat with a rare "planetary parade" lighting up the night sky. Seven planets—Mercury ...

The shape of a planet's orbit is one of its fundamental properties, along with its size and distance from its host star.

Jupiter, the largest planet in our solar system, is a gas giant known for its swirling storms, iconic Great Red Spot, strong magnetic field, and numerous moons. Explore Jupiter’s moon Io, with ...

The smashups are thought to have occurred at least 100 million years ago, but the moons they created are new to astronomers.

After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.

Jupiter sets around 3:15 a.m. Mars ... around the Sun that is large enough to pull itself into a nearly round shape but has not been able to clear its orbit of debris," according to International ...

Using data collected by NASA’s Juno spacecraft as it flew past Jupiter’s highly volcanic moon Io in late 2023 and again in ...