After a 20-year voyage around Saturn, NASA's Cassini spacecraft has completed its mission with a final plunge into the planet's atmosphere. Cassini was the first spacecraft to orbit Saturn giving NASA ...

NASA’s Slava G. Turyshev has proposed a theoretical framework to search for a possible fifth fundamental force, potentially ...

Cassini skimmed closer than any previous spacecraft to the sixth planet from the Sun, and lived to tell the tale. Cassini skimmed closer than any previous spacecraft to the sixth planet from the Sun, ...