Best Space Photos of the Week - Oct. 8, 2011

Photos: Astronaut Mark Kelly Retires with Wife Gabrielle Giffords at Side

White House Photo by David Lienemann

Former NASA astronaut Mark Kelly hung up his space wings and retired from the U.S. Navy Thursday (Oct. 6) during a Washington ceremony attended by his wife, Arizona congresswoman Gabrielle Giffords, and U.S. Vice President Joe Biden. [Full Story]

World's Most Complex Radio Telescope Snaps Stunning 1st Photo of the Cosmos


After years of planning, construction and assembly, a gigantic observatory billed as the world's most complex array of ground-based telescopes has opened its eyes in South America and captured its first image. The ALMA telescope in Chile is up and running. [Full Story]

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