November/December 2009
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Contributing Writers
Jim Simpson![]() Jim Simpson is an aerospace engineer at NASA’s Goddard Space Flight Center. Simpson has broad experience with star trackers, inertial measurement units, GPS receivers, flight software, and spacecraft operations. He recently served as the attitude control systems lead for the Lunar Reconnaissance Orbiter mission and now serves as the deputy mission systems engineer for the Hubble Space Telescope. Articles
November/December 2009
Why is it so difficult to launch a spaceborne GNSS receiver? |
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