Space

International Space Station prepares for new crew members

How to spot comet Pan-STARRS this weekend

Phew: Einstein right about black holes after all

Astronomers gain new tape measure for the universe

SpaceX Dragon delivers Wet Lab Kit to International Space Station

Outside chance of comet hitting Mars next year

Comets form 'breeding ground' for complex organics

Europa's deep ocean may seep to the surface

Cassini spots a bright Venus from Saturn orbit

Curiosity rover suffers major malfunction