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“Comet”

Mar 3, 2015 01:03 PM ET // Ian O'Neill
During the Rosetta's close flyby of comet Comet 67P/Churyumov-Gerasimenko on Feb. 14, the European spacecraft snapped images of the comet's 'belly' revealing a shadow of itself surrounded by a halo.
Feb 18, 2015 03:01 PM ET // Ian O'Neill
Astronomers have discovered a star that carried out a stellar hit-and-run 70,000 years ago... and our solar system was the victim.
Feb 12, 2015 01:03 PM ET // Ian O'Neill
From a distance of 100 kilometers, the European Rosetta mission captured a stunning overall view of Comet 67P/Churyumov-Gerasimenko and its strengthening jets of vapor.
Feb 10, 2015 04:11 PM ET // Ian O'Neill
Comets are weird. And they're about to get weirder.
Jan 30, 2015 09:22 PM ET // Jason Major
Rosetta scientists are scouring comet images in the hope of finding where Philae ended up -- and there's hope the tiny lander might reawaken as soon as May.
Jan 26, 2015 01:21 PM ET // Ian O'Neill
Comet 67P/Churyumov-Gerasimenko is shedding its old dusty coat and Europe's Rosetta mission is catching the individual flakes to understand some fascinating cometary dynamics.
Jan 22, 2015 02:00 PM ET // Irene Klotz
Early results from Europe’s ongoing Rosetta comet mission show the icy body, believed to be a remnant from the formation of the solar system, is far more complex and diverse than scientists expected.
Jan 21, 2015 03:53 PM ET // Ian O'Neill
NASA astronaut Terry Virts managed to photograph Comet Lovejoy from orbit.
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