NASA's launch of the Mars Science Laboratory -- hampered by technical difficulties and cost overruns -- has been delayed until the fall of 2011, NASA officials said at a news conference Thursday in Washington.


(Fri, 05 Dec 2008 10:34:54 EST)

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NASA officials Sunday waved off the first opportunity for space shuttle Endeavour to return to Earth, citing poor weather conditions.


(Mon, 01 Dec 2008 00:17:51 EST)

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(Tue, 02 Dec 2008 12:52:24 EST)

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From a remote valley in Northern California, Jill Tarter is listening to the universe.


(Wed, 26 Nov 2008 12:02:33 EST)

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Scientists have switched off several on-board instruments to halt rising temperatures inside India's first unmanned lunar spacecraft.


(Wed, 26 Nov 2008 07:26:44 EST)

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