Michael Massimino

Michael Massimino, Ph.D., is a veteran of two NASA space flights (STS-109 in March 2002 and STS-125 in May 2009) and has logged a total of 571 hours, 47 minutes in space, and a cumulative total of 30 hours, 4 minutes during four spacewalks. A graduate of Columbia University and MIT, Michael is currently serving as executive director of the Rice Space Institute at Rice University in addition to his responsibilities in the Astronaut Office at NASA.