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Mar 27, 2014 02:00 PM ET // Jason Major
Hubble gets its first close-up of comet Siding Spring, which will give Mars a close shave this fall. Continue reading →
Mar 3, 2014 12:48 PM ET // Ian O'Neill
NEOWISE has discovered its first comet since the NASA mission was rebooted, but this 'dirty snowball' is a little... different. Continue reading →
Feb 18, 2014 01:38 PM ET // Mark Thompson
Europe's Rosetta comet-chasing mission is a triumph in engineering, but none of it would have been possible without an intimate knowledge of Kepler's laws of planetary motion.
Jan 20, 2014 03:24 PM ET // Irene Klotz
Europe’s Rosetta spacecraft ended a nearly three-year hibernation on Monday to prepare for an unprecedented mission to orbit a comet and dispatch a lander to the surface. Continue reading →
Jan 19, 2014 07:34 PM ET // Irene Klotz
Europe’s Rosetta comet probe is due to end 31 months of deep space slumber with a wake-up call at 5 a.m. EST on Monday.
Dec 26, 2013 11:21 AM ET // Irene Klotz
Europe’s Rosetta spacecraft is due to receive a wake-up call in January, ending its hibernation in preparation for an unprecedented mission to not only put itself into orbit around a comet, but also send a lander to the comet’s body.
Dec 6, 2013 02:10 PM ET // Ian O'Neill
With the sad demise of Comet ISON fresh in our minds, it's worth remembering that there's plenty more (and perhaps more impressive) lumps of space ice where that came from.
Dec 2, 2013 12:23 PM ET // Ian O'Neill
Sad news, comet fans: ISON is no more. It's a vaporized husk of its former self. A sublimated dirty snowball. Comet ISON is an ex-comet and this time it's not playing. Continue reading →
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