Birthday: October 10, 1958 in Chicago, Illinois, USA
Birth Name: John Mace Grunsfeld
John M. Grunsfeld was born on October 10, 1958 in Chicago, Illinois, USA as John Mace Grunsfeld.
Servicing the Hubble Space Telescope is by far and away the most meaningful thing I've ever done. It...Show more »
Servicing the Hubble Space Telescope is by far and away the most meaningful thing I've ever done. It's helping us answer fundamental questions about our world and our place in the universe. I was born the same year NASA was established, so we grew up together. Show less «
