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Slow and Steady Mars Rover Finally Completes Red Planet Marathon

A time of 11 years, two months isn't much to brag about if you're running the Boston Marathon. It's pretty good if you're on Mars. NASA's "Opportunity" rover has finally traveled 26.2 miles from its landing site — the length of a standard marathon race — across the surface of Mars.

Tribute to Sally Ride, First US Woman in Space (1951-2012)

Even though she was well known as a physicist, Sally Ride became famous for being the first American woman astronaut to enter space. A trailblazer at age 32, when the 1983 Challenger mission launched, she also became, and remains, the youngest American to enter space. Ride died peacefully on July 23, after a 17-month battle with pancreatic cancer, according to the obituary released by her company, Sally Ride Science, which creates programs to keep preteens and their teachers engaged in science.

Astronaut And Rocker Record First Earth-Space Duet

Talk about the ultimate space jam. The song is called I.S.S. (Is Somebody Singing), and it's billed as the first space-Earth musical collaboration. It's a very long-distance project from Canadians Ed Robertson of Barenaked Ladies and Chris Hadfield, who currently commands the International Space Station. The song was released in a video Feb 8, 2013.