This Just In
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.
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.
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 →
If you step outside before dawn during the next week or so, you might be able to see bright meteors streaking through the sky.
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 →
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 →
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 →
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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