Alpha Centauri may have a "disappearing planet', new James Webb Space Telescope observations hint. If confirmed, it could be ...

Jupiter and Venus will appear closest over Aug. 11-12, according to NASA, appearing as if they’re “grazing” each other ...

From meteor showers to visible nebulas, August is primed to be an action-packed month for stargazers in the United States. ...

Highlights include a morning meetup between Jupiter and Venus, a chance to see the Perseid meteor shower, and a window into ...

Jupiter's four Galilean moons will line up in front of Jupiter in the early morning sky on Aug. 8. The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up ...

The Hubble Space Telescope captured imagery of Jupiter and its Great Red Spot in 2023 and 2024. Credit: NASA, ESA, J.

NASA’s twin Pioneer spacecraft and then two Voyagers swept past Jupiter in the 1970s. The Voyagers provided the first detailed photos of Europa but from quite a distance.

A NASA spacecraft made its closest-ever approach to Jupiter's moon Io, coming within 930 miles of the "surface of the most volcanic world," and the space agency released new images of the flyby.

Key Takeaways: NASA’s Europa Clipper spacecraft, headed to Jupiter’s ice-covered moon Europa in October 2024, will carry a laser-etched message that celebrates humanity’s connection to water.

Launched in October 2024, Europa Clipper is on a 1.8-billion-mile (2.9-billion-kilometer) journey to study Jupiter and its ...