From left to right, Russia's Zvezda Service Module and Zarya FGB attached to the U.S. Unity module in 2000. Credit: NASA
ESA's Cryosat-2 satellite launched in 2010 on a three-year mission to study the polar ice caps. Credit: ESA
Students, teachers, parents and spectators watch as Space Shuttle Discovery launches in October 2007. Photo credit: NASA/KSC
An artist's concept of a U.K. commercial spaceport. Credit: UK Space Agency
Delta 4 WGS launch
Matt Desch Iridium
Scitor Corp. headquarters

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