John M. Grunsfeld

John M. Grunsfeld

National Aeronautics and Space Administration

Nationality American

Date Of Birth 1958-10-10

Status Retired

Type Government


Astronaut Biography

John Mace Grunsfeld is an American physicist and a former NASA astronaut. He is a veteran of five Space Shuttle flights and has served as NASA Chief Scientist. His academic background includes research in high energy astrophysics, cosmic ray physics and the emerging field of exoplanet studies with specific interest in future astronomical instrumentation. After retiring from NASA in 2009, he served as the Deputy Director of the Space Telescope Science Institute in Baltimore, Maryland. In January 2012, he returned to NASA and served as associate administrator of NASA's Science Mission Directorate (SMD). Grunsfeld announced his retirement from NASA in April 2016.

John M. Grunsfeld's Launches

Space Shuttle Atlantis / OV-104 | STS-125

United Space Alliance
Kennedy Space Center, FL, USA
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Space Shuttle Columbia / OV-102 | STS-109

United Space Alliance
Kennedy Space Center, FL, USA
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Space Shuttle Discovery / OV-103 | STS-103

National Aeronautics and Space Administration
Kennedy Space Center, FL, USA
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Space Shuttle Atlantis / OV-104 | STS-81

United Space Alliance
Kennedy Space Center, FL, USA
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Space Shuttle Endeavour / OV-105 | STS-67

Lockheed Space Operations Company
Kennedy Space Center, FL, USA
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