Hangout on Air with Gregory Johnson (CASIS, NASA, USAF)
Channel: Saylor Academy
Date: 2014-03-28

NASA astronaut and a retired colonel in the United States Air Force, Gregory Johnson, presents a hangout as part of Survey of Space Systems Engineering course (saylor.org/sse101).

Terms of Use: This video was created by the Saylor Foundation and NASA and is in the Public Domain.Hangout on Air with Gregory Johnson (CASIS, NASA, USAF)