The giant planet Jupiter has nearly 100 known moons, yet none have captured the interest and imagination of astronomers and ...

Live Science reports on Jupiter’s opposition on January 10, 2026, explaining what it means, how bright Jupiter will appear, where to find it in the sky, and how to see the planet and its four main ...

A study published in Nature Communications suggests that Europa’s rocky seafloor is likely too mechanically strong to support ...

New research casts doubt on the prospects for a habitable, active environment beneath the frozen surface of Jupiter’s moon ...

The Jovian moons Io and Europa will throw their shadows over Jupiter's cloud surface in the early hours of Nov. 5. When you purchase through links on our site, we may earn an affiliate commission.

On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he ...

After passing Earth, interstellar comet 3I/ATLAS will fly close to Jupiter and its moon Eupheme in March 2026, marking a key moment in its outbound journey ...

Saturday's clouds have cleared to reveal another full moon, the final of four supermoons beginning in October. We won't see another supermoon until November 2026. Full wolf supermoon around 9:30 pm ...

A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its sights on the interstellar visitor. We already know a decent amount about how planets form, but moon ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The action will happen in the east-northeast night sky about ...