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JOHNSON SPACE CENTER, HOUSTON, TEXAS -- STS-109 INSIGNIA -- STS-109 is the fourth mission to service the Hubble Space Telescope (HST). The mission patch depicts the Hubble Space Telescope and the Space Shuttle Columbia over the North American continent. During the 11-day mission, the crew of Columbia will rendezvous with the telescope and grapple and berth it to the Space Shuttle using the remote manipulator system. Then, a series of spacewalks will be performed to significantly upgrade HST's scientific capabilities and power system. Inside of HST's aperture is a portrayal of the spectacul…
