NASA OKs Endeavour to return on Tuesday (AP)

   

AP - With the last bit of shuttle imagery analyzed, NASA cleared Endeavour on Monday for its return to Earth, bringing the spaceship home a day early because of hurricane worries that later evaporated.

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Shuttle undocks for early return

   The shuttle is to return to Earth a day early, amid fears Hurricane Dean could threaten Mission Control.
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Pulling the plug on wasting water

   Water is a finite resource and attitudes towards its consumption have to change if we do not want the taps to run dry.
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Rare dead star found near Earth

   Astronomers spot a space oddity in Earth's neighbourhood: a dead star with unusual characteristics.
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Our writers talk back

   Some of the previous contributors to the Green Room respond to readers' questions.
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