© NASA
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Space Shuttle Discovery was due be rolled out to Launch Pad 39B at NASA’s Kennedy Space Center, Florida on 19 May. It entered the vehicle assembly building to be mated with its external propellant tank 119 and twin solid rocket boosters on 12 May (right). Discovery’s launch window for its mission, STS 121, to the International Space Station is from 1-19 July.
Source: Flight International