August 13, 2012
NASA astronaut Rex Walheim, STS-135 mission specialist, participates in an ingress/egress timeline training session in the Space Vehicle Mock-up Facility at NASA's Johnson Space Center. Photo credit: NASA
Topics:
Technology Internet, Rex J. Walheim, Lyndon B. Johnson Space Center, Astronaut, James H. Newman, STS-122, Eagle Scouts, National Aeronautics and Space Administration
