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Nov 9, 2015 03:55 PM ET // Irene Klotz
Giant mountains found on Pluto are believed to be volcanoes that spewed out ice and other volatiles, new research presented on Monday shows.
Oct 21, 2015 05:08 PM ET // Ian O'Neill
Deep inside the Tarantula Nebula, some 160,000 light-years from Earth, live a pair of very strange stars.
Oct 1, 2015 12:40 PM ET // Mike Wall,
New maps of Ceres show the dwarf planet's mysterious bright spots and huge, pyramid-shaped mountain in a new light.
Sep 24, 2015 08:27 PM ET // Ian O'Neill
In a new image release from NASA's Pluto mission, there's yet another landscape that, for now, defies explanation.
Jul 31, 2015 05:03 PM ET // Ian O'Neill
In new observations beamed back from Cassini, Saturn's icy moon Tethys has decided to show off its mysterious stripes.
Jun 10, 2015 09:39 PM ET // Ian O'Neill
Although NASA's Dawn mission is now carrying out its second mapping orbit of dwarf planet Ceres we're still none the wiser as to what those weird bright patches are.
Jun 2, 2015 04:33 PM ET // Ian O'Neill
Strange bright swirls have long been known to exist on the moon's surface and their origin is steeped in mystery -- might comets be the culprit?
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.
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