'Gravity’s' Astronaut Advisors: Fears and Family Ties In Space | Video
Which do astronauts dread more: Death in orbit? Or breaking something unique and expensive? ISS astronaut Cady Coleman and “Hubble Repairman” Mike Massimino open up to SPACE.com’s @DavidSkyBrody of personal worries and human relations in space.
Credit: SPACE.com / Warner Bros. Pictures