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Astrophysicist and former astronaut John “Hubble Repairman” Grunsfeld looks back over three decades of beautiful science and inspiration delivered by the Hubble Space Telescope.
Astrophysicist and former astronaut John “Hubble Repairman” Grunsfeld looks back over three decades of beautiful science and inspiration delivered by the Hubble Space Telescope. read more read less

3 years ago #astronaut, #astronomy, #explore, #hubble, #hubble space telescope, #planetary, #planetary society, #science, #space, #space exploration, #technology