Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to ...

DUGWAY, UTAH - SEPTEMBER 24: In this handout provided by NASA, from left to right, NASA Astromaterials Curator Francis McCubbin, NASA Sample Return Capsule Science Lead Scott Sandford, and University ...

Astronomers and amateur stargazers will be in for a treat this week when a seventh planet will join six others in a planetary parade. Scientists have studied their first full asteroid return sample, ...