Io’s long-debated magma ocean may not exist. Juno spacecraft data reveals that tidal forces deform the moon differently than ...

Europa, one of Jupiter’s intriguing moons, is hiding an ocean beneath its icy shell — an ocean that might harbor alien life.

The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The ...

In 2023, Jupiter reclaimed the lead with 12 new moons. However, later that year, astronomers spotted an impressive 68 new ...

A huge haul of 128 newfound satellites might be a hint of past collisions in the planet’s orbit, or something else.

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 ...

That makes Jupiter's 95 moons look paltry ... Europe eyes astrobiology mission to Saturn ocean moon But for now, the team suspects we might be maxed out. "With current technology I don’t ...

For a while, it was duking it out with Jupiter for the title ... Among Saturn’s crowded collection of moons, you’ll find ...

Saturn has decisively claimed the crown. With the discovery of 128 new moons, the ringed planet’s total count has soared to 274 — nearly twice as many as all other planets combined. Jupiter now trails ...

Tonight, onlookers will get the first glimpse of a total lunar eclipse since 2022, provided that impending storms don’t rain on everyone’s parade.