Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send it to ...

Amy Simon of NASA’s Goddard Space Flight Center in Greenbelt, Maryland, lead author of the paper published recently in The ...

NASA Juno mission captured amazing new imagery of Jupiter's moon Europa. The spacecraft flew about 219 miles (352 kilometers) ...

NASA’s Europa Clipper mission risks becoming one of the most expensive and difficult in the history of the space agency. By ...

To celebrate the successful launch of NASA's Europa Clipper mission, the agency's Astrobiology program has released a new ...

The space agency defied incredible odds to get its asteroid-hunting OSIRIS-REx spacecraft off the ground. Since then, the mission has upended everything we know about our solar system.

Naughton is one of a handful of minor-league players Cardinals re-signed to maintain their depth. Plus: Club finalizes roster move with lefty Drew Rom.

Everything's looking real heavy supersonic ... It will take 5 1/2 years to reach Jupiter and will sneak within 16 miles of Europa's surface — considerably closer than any other spacecraft ...

One of Jupiter’s four Galilean moons ... plantlike creatures beneath Europa’s surface, the sentiment behind the message rings true in real life. After a little less than a year and a half ...