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Hubble Space Telescope

Hubble Space Telescope

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Hubble Space Telescope

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  1. Hubble Space Telescope Kathryn Whitmire 10/25/13

  2. 2.4m (7.9ft) aperture telescope Low Earth Orbit Ranges from near infrared to near ultraviolet Largest and most versatile Due to de-orbit 2016-2021 What is it?

  3. What is it?

  4. What happened first • Multiple delays • Technical • Budget • Challenger explosion • Launched April 24, 1990

  5. What happened second • Pictures sent back blurry

  6. NASA Analysis • Mirror had spherical aberration • Flat by 2.2 micrometers • New null corrector not set up correctly by stressed worker

  7. NASA Analysis cont. • Testing used both RvNC and RNC • RvNC showed error, but dismissed • Of course the newer model was right, it was made for this

  8. Solution • To be continued next time…

  9. Questions?

  10. References • Wikipedia • http://en.wikipedia.org/wiki/Hubble_Space_Telescope • NASA, “The Hubble Space Telescope Optical Systems Failure Report”. November 1990. • http://www.ssl.berkeley.edu/~mlampton/AllenReportHST.pdf