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“Space”

Oct 22, 2014 11:39 AM ET // Jason Major
Heavy metal ferroelectric "snow" may cover Venus' highest mountain peaks, boosting the alien nature of Earth's weird 'twin.' Continue reading →
Oct 22, 2014 03:02 PM ET // Ian O'Neill
It's as if Titan is getting festive for Hallowe'en -- astronomers have detected a ghostly glow around the the north and south poles of the Saturnian moon that had previously gone undetected. Continue reading →
Oct 21, 2014 01:40 PM ET // Ian O'Neill
As galaxies mature, they stop forming stars -- but why? Now astronomers are hot on the trail of finding the culprit. Continue reading →
Oct 20, 2014 09:30 AM ET // AFP
A comet the size of a small mountain and about as solid as a pile of talcum powder whizzed past Mars.
Oct 20, 2014 11:35 AM ET // Ian O'Neill
As comet Siding Spring speeds away after its Martian encounter on Sunday, our armada of satellites have reported in to signal that they are OK.
Oct 20, 2014 08:50 PM ET // Ian O'Neill
The HiRISE camera on board NASA's Mars Reconnaissance Orbiter (MRO) has become the first instrument orbiting Mars to beam back images of comet Siding Spring's nucleus and coma. Continue reading →
Oct 19, 2014 10:32 PM ET // Ian O'Neill
As we await a close-up view of comet Siding Spring making its closest approach with Mars, astronomers on Earth have been busy doing some of their own comet spotting from afar. Continue reading →
Oct 20, 2014 07:00 AM ET // Irene Klotz
Astronomers using the Hubble Space Telescope have located at least one and possibly three Kuiper Belt objects that NASA’s New Horizons spacecraft can reach after its flyby Pluto next year. Continue reading →
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