What is a gimbal -- and what does it have to do with NASA?

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  • "Guidance, Navigation and Control." NSTS Shuttle Reference Manual. NASA. Accessed May 5, 2008. http://science.ksc.nasa.gov/shuttle/technology/sts-newsref/sts-gnnc.html
  • Jones, Eric M. and Fjeld, Paul. "Gimbal Angles, Gimbal Lock and a Fourth Gimbal for Christmas." Apollo Lunar Surface Journal. NASA. Jan. 3, 2006. Accessed May 5, 2008. http://history.nasa.gov/alsj/gimbals.html
  • Smith, S.E. "What is a gimbal?" WiseGeek. Accessed May 5, 2008. http://www.wisegeek.com/what-is-a-gimbal.htm
  • Void, Sobeit. "Quaternion Powers." Feb. 2003. Ver. 1.2. Accessed May 5, 2008. http://www.gamedev.net/reference/articles/article1095.asp