NASA Astronaut Col. Michael S. Hopkins, a veteran of Expedition 37/38 aboard the International Space Station (ISS) in 2013-2014, is currently part of the team at Johnson Space Center in Houston, Tex., that is designing launch, docking and reentry procedures and communications for the Boeing CST-100 Starliner, one of the commercial launch vehicles NASA will begin testing next year for use to transport six-astronaut crews to and from the ISS. ( Air Force photo by Eddins Jr.) 170427-F-LW859-019 by AirmanMagazine

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