March 29
The Hubble Space Telescope was installed in the Shuttle Discovery after a 2-day delay caused by small mosquito-like bugs known as midges. The bugs were found in the payload preparation room at the launch pad. (Huntsville News, March 30, 1990)
March 29
Technology Test Bed firing #018 was successfully conducted for 160 seconds. (See MSFC History Office Microfiche #2127, "Notable MSFC Events During 1990," April 2, 1990)
March 31
A Flight Readiness Review for the launch of the Hubble Space Telescope was completed with a decision to launch STS-31 on April 10, 1990. (See MSFC History Office Microfiche #2127, "Notable MSFC Events During 1990," April 2, 1990)
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