Europe's comet-chasing space probe Rosetta dipped out of orbit Friday with a slow-motion crash onto the icy surface of the alien world it's been following for more than a decade. Its final radio ...

BERLIN, Germany -- Europe's comet-chasing space probe Rosetta performed its final task Friday, dipping out of orbit for a slow-motion crash onto the icy surface of the alien world it's been following ...

The cliffside collapse created about 2,000 tonnes of rubble, 99 percent of which settled at the foot of the precipice. In 2015, Europe's Rosetta spacecraft witnessed -- and photographed -- a big one ...

ESA’s Rosetta spacecraft and its Philae lander delivered the first close-up study of a comet’s surface and composition. At ...

(Phys.org) —NASA today announced the end of operations for the Deep Impact spacecraft, history's most traveled deep-space comet hunter, after trying unsuccessfully for more than a month to regain ...

(Phys.org) —NASA's twin Van Allen Probes will celebrate on Saturday two years of studying the sun's influence on our planet and near-Earth space. The probes, shortly after launch in August 2012, ...