Robotic refueling test resumes on space station
NASA's Robotic Refueling Mission (RRM) resumed operations Tuesday after engineers ... launched to the station in July 2011 aboard the space shuttle Atlantis, which was making the last flight in the shuttle program's 30-year history. The experiment's ...http://www.nbcnews.com/id/50581506/ns/technology_and_science-space/t/robotic-ref...






