Wondering what there is to love about Jupiter? The Jovian giant has many reasons that are worthy of your affection, whether ...

Plus: Observe two stunning spirals, see Venus reappear as a morning star, and enjoy the Last Quarter Moon in the sky this ...

Astronomers have uncovered new evidence that Jupiter’s moon Callisto likely harbors a massive underground ocean, potentially joining Europa and Ganymede as another water-rich world in the outer solar ...

Juno’s extended mission includes explorations of some of its many moons. This study focuses on plasma observations from the SwRI-led Jovian Auroral Distributions Experiment (JADE) as Juno flew ...

This update introduces the Jovian Empire and the Pirate Council, two warring factions battling for control around Jupiter and its moons. The expansion brings 50 new missions, featuring objectives like ...

These four moons are called the Galilean satellites because ... just under 10 hours to complete a full rotation on its axis (a Jovian day). That is incredibly fast from our perspective, but ...

If you look up on a clear night, the brightest and largest object in the sky will probably be the moon. And unless you have a decent telescope, it is the only natural satellite you can see with ...

The discovery has raised a lot of questions. How do you spot moons, and why hadn’t anybody seen these ones already? Doesn’t Jupiter have the most moons? What are they going to call all these ...

Stargazers who looked up at the sky last night and early this morning might have spotted the March 2025 "Blood Moon," a total lunar eclipse that colored the moon in shades of red, orange and yellow.