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jsc2010e110182

January 20, 2012
Robonaut 2 -- or R2 for short -- is now tweeting at www.twitter.com/AstroRobonaut. With the help of its team, the robot sent its first tweet on July 26. R2 will be traveling to the International Space Station aboard Discovery as part of the STS-133 mission. Photo credit: NASA or National Aeronautics and Space Administration