NASA hopes the Taurus 2 and Falcon 9 rockets will be ready to launch medium-class science missions. Credit: Orbital Sciences and SpaceXFrom Spaceflight Now:
Facing a lack of rocket options for medium-class robotic missions, NASA's launch czar said the agency will not need another medium-lift rocket until at least 2014, enough time for new boosters to prove themselves.
William Wrobel, NASA's assistant associate administrator for launch services, said future medium-class missions will most likely fly on Falcon 9 or Taurus 2 rockets now being developed for resupply missions to the International Space Station.
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