Europa, NASA and Jupiter
For the first time, NASA is journeying to this mysterious moon to determine if it might be able to host alien life.
Planetary scientists suspect Jupiter's moon Europa contains an ocean at least twice the size of Earth's. The Europa Clipper probe — which is the length of a basketball court and the largest ...
The European Space Agency’s Hera mission will investigate an asteroid that NASA deliberately struck with another spacecraft ...
Hera launched Oct. 7 atop a SpaceX Falcon 9 rocket, on a mission to study the asteroid that NASA's DART spacecraft smashed ...