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Astronomy

This Just In
Oct 23, 2014 12:20 PM ET // Mike Wall, Space.com
A partial solar eclipse will darken North American skies Thursday afternoon (Oct. 23), and you can watch the dramatic celestial event online if clouds hinder your view.
Oct 21, 2014 04:40 PM ET // Joe Rao, SPACE.com Skywatching Columnist
Mark Thursday (Oct. 23) on your calendar as Solar Eclipse Day, for if the weather cooperates, you should have no difficulty observing a partial eclipse of the sun.
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 20, 2014 04:40 PM ET // Joe Rao, SPACE.com Skywatching Columnist
If you step outside before dawn during the next week or so, you might be able to see bright meteors streaking through the sky.
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 13, 2014 12:24 PM ET // Ian O'Neill
Last week's lunar eclipse wasn't just a show for Earthlings, NASA's MESSENGER mission was also watching from 66 million miles away. Continue reading →
Oct 9, 2014 12:57 PM ET // Irene Klotz
Construction of what is billed to be the most advanced and optically powerful telescope on the planet got off to a rough start this week by protesters objecting to the observatory’s location at the summit of Mauna Kea, on Hawaii’s Big Island. Continue reading →
Oct 9, 2014 07:00 AM ET // Charles Q. Choi, SPACE.com
A black hole is eating a star faster than scientists had thought was possible, and it's unleashing unusually bright X-ray signals that may help scientists understand a group of weird, superbright objects in deep space.
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