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Jun 19, 2014 12:43 PM ET // Ian O'Neill
A vast and powerful space weather event has been observed at the solar system's innermost planet for the first time. Continue reading →
Jun 11, 2014 12:22 AM ET // Ian O'Neill
By now we've all realized that NASA's Mars rover Curiosity is a fine geologist. It's also a great geochemist. And now, once again, the six-wheeled rover has underlined the fact that it's a pretty damned good astronomer, too. Continue reading →
May 4, 2014 07:30 AM ET // Joe Rao, Skywatching Columnist
This month, stargazers have a chance to see the five brightest planets in the sky, weather permitting.
Mar 24, 2014 12:00 PM ET // Amy Shira Teitel
It's been 40 years since we first saw Mercury up close, and the flyby raised more questions than it answered.
Mar 16, 2014 02:00 PM ET // Larry O'Hanlon
An obsolete theory of the Earth works better than ever on Mercury, where new data reveals how much the hot little planet has shriveled since it first formed.
Oct 11, 2013 03:45 PM ET // Discovery News
As we say goodby to NASA astronaut Scott Carpenter who died this week at the age of 88, take a look back at his historic Project Mercury spaceflight in 1962.
Oct 10, 2013 07:00 PM ET // AFP
Scott Carpenter, who became the second US astronaut to orbit the Earth in 1962, died Thursday in Colorado aged 88.
Sep 19, 2013 09:40 AM ET // Ian O'Neill
NASA's MESSENGER probe has been in orbit around Mercury since 2011 and has returned photos of some really strange looking objects.
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