Every space shuttle mission had its own mission emblem, designed and worn by the crews. Centered in this photo are the embroidered patches for the first and last missions, STS-1 and STS-135. The STS-1 emblem is a rare version, produced only for the astronauts and NASA employees. The souvenir edition was slightly different. collectSPACE.com hide caption

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Zoe McElroy, 11, hopes to get to the moon or even Mars. Courtesy of Lisa McElroy hide caption

itoggle caption Courtesy of Lisa McElroy

Atlantis lifts off from Kennedy Space Center on its final flight on July 8. There are plans for a next-generation space vehicle, but some space experts aren't sure if the vehicle will ever be completed. Tony Gray and Tom Farrar/NASA hide caption

itoggle caption Tony Gray and Tom Farrar/NASA