Liftoff Videos

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John M. Grunsfeld

Portrait photograph of John M. Grunsfeld

Photo: NASA / Public domain (US government work)

John Grunsfeld is an American physicist and former NASA astronaut, born on 10 October 1958, who flew five Space Shuttle missions: STS-67 in 1995, STS-81 in 1997, STS-103 in 1999, STS-109 in 2002 and STS-125 in 2009. Three of them, STS-103, STS-109 and STS-125, were servicing missions to the Hubble Space Telescope. His research covers high-energy astrophysics, cosmic rays and exoplanets. He retired from NASA in 2009 to be deputy director of the Space Telescope Science Institute, returned to NASA in 2012 as associate administrator of the Science Mission Directorate, and retired again in April 2016.

Born
10 October 1958
Country
United States
Flights
5: STS-67 (1995), STS-81 (1997), STS-103 (1999), STS-109 (2002), STS-125 (2009)
Time in space
58 days 15 hours

Data as of 2 November 2026. Source: Wikidata (CC0). All people who have flown in space.

Events

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  1. STS-109: Columbia’s Hubble Upgrade and the Leaking Spacesuit

    NASA Goddard
Play video: STS-109: Columbia’s Hubble Upgrade and the Leaking Spacesuit

STS-109: Columbia’s Hubble Upgrade and the Leaking Spacesuit

NASA Goddard

Duration 6:08

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Dates are when each video was first published on YouTube.

All the videos

  1. STS-109: Columbia’s Hubble Upgrade and the Leaking Spacesuit

    Mission explainerNASA Goddard · 6:08

    Mission: STS-109 Hubble Servicing Mission 3B

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