Space shuttle main engine technicians discuss the careful techniques required for the work.
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Space shuttle main engine technicians discuss the careful techniques required for the work.
Space shutttle Discovery's external tank is undergoing modifications to strengthen its support stringers.
Discovery Launches In:
Almost 200 people from 15 countries have visited the International Space Station, but the orbiting complex has so far only ever had human crew members – until now.
Find educational resources and information on NASA's STS-133 mission and crew.
Do you have the right stuff to plan a space mission?
› Activate the PlannerNASA is giving everyone the opportunity to fly a picture of their face on one of the last shuttle missions.
› See Details →The Space Shuttle Program is inviting the public to participate in waking up the astronauts during the last two scheduled space shuttle missions to the International Space Station. Submissions and voting begin Aug. 17.
› Space Rock Web Site →