U.S. Senate Space, Science and Competitiveness subcommittee hearing - Part 4 - Q&A
Channel: NorthStarOasis
Date: 2015-10-30

NASA Astronauts Walter Cunningham (Apollo 7), Buzz Aldrin (Apollo 11), Michael Massimino (STS-109 an STS-125) answer questions during the U.S. Senate Space, Science and Competitiveness subcommittee hearing on February 24, 2015.