John M. Grunsfeld
id:
john-m-grunsfeld-190-3793156
title:
John M. Grunsfeld
text:
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
brand slug:
wiki
category slug:
encyclopedia
description:
American astronaut and astronomer (born 1958)
original url:
https://en.wikipedia.org/wiki/John_M._Grunsfeld
date created:
2004-04-15T21:31:38Z
date modified:
2024-09-09T19:41:25Z
main entity:
{"identifier":"Q362209","url":"https://www.wikidata.org/entity/Q362209"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/e/ec/John_Grunsfeld.jpg","width":5509,"height":6886}
fields total:
13
integrity:
16