By CNET News.com staff, 24 April 2008 17:33
To celebrate Earth Day this week, Nasa released its 10 favourite photos taken by astronauts on the International Space Station.
An eruption of Cleveland Volcano in the Aleutian Islands, Alaska, which lasted only hours, was captured by an Expedition 13 crew member in 2006.
Photo credit: Nasa
Want more great photos?
♦ Photos: The Colossus WWII codebreaking machine
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♦ Photos: The best of Google Earth



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