The Dragon contained biological samples and Legos.
Read more...It will be China's fourth manned space flight, and might include a female astronaut.
Read more...The mission culminated Saturday with the hatch opening of capsule Dragon.
Read more...The first private cargo-carrying spacecraft to attempt reaching the International Space Station successfully began its journey Tuesday.
Read more...Atlantis returns from mission STS-135, the last of the space shuttle program. Photo: NASA/Bill Ingalls, July 21, 2011
Atlantis' landing brings pride, relief and transition.
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