For the first time, NASA is journeying to this mysterious moon to determine if it might be able to host alien life.
All of that, plus fuel, means the spacecraft tips the scales at approximately 13,000 lbs., which requires a bruiser of a ...
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 ...
Hera launched Oct. 7 atop a SpaceX Falcon 9 rocket, on a mission to study the asteroid that NASA's DART spacecraft smashed ...