Getting from Earth to space isn’t just about speed—it’s about planning the right trajectory. The Moon, our closest neighbor, ...

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 ...

The new evidence regarding Callisto comes from a somewhat surprising place: old data. NASA's Galileo mission, which launched into space in 1989, was designed to study Jupiter, its moons ...

In the 1990s, however, NASA's Galileo spacecraft captured magnetic measurements near Callisto that suggested that its ice shell surface—much like that of Europa, another moon of Jupiter—may ...

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