If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's ...

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

Astronomers have uncovered new evidence that Jupiter’s moon Callisto likely harbors a massive underground ocean, potentially ...

High above the Arctic Circle, on the rugged terrain of Andøya, three ESA radionavigation engineers take a rare moment to ...

2. Shared by NASA, the image showcases a close-up view of an astronaut's bootprint in the lunar soil during the Apollo 11 extravehicular activity (EVA) on the moon. 3. Shown as a crown of white flares ...

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

Since Callisto also has an intense ionosphere, the team decided to test their methods on 30-year-old measurements taken by NASA's Galileo mission. That mission launched in 1989 and scanned Jupiter ...