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NASA looking for new astronauts in preparation for Mars mission

The space agency will begin accepting applications for its next astronaut class in December.

Robert L. Curbeam, Jr., is pictured on the exterior of the International Space Station (Photo by NASA/Getty)
In this NASA handout photo astronaut Robert L. Curbeam, Jr., STS-116 mission specialist, prepares to replace a faulty TV camera on the exterior of the International Space Station during the mission's first of three planned sessions of extravehicular activity (EVA) on Dec. 12, 2006 while in flight.Getty Images

Nicole Brown