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  1. President Obama Speaks to Shuttle and Station Crew Members - Part 2

    President Obama Speaks to Shuttle and Station Crew Members - Part 2

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  2. President Obama Speaks to Shuttle and Station Crew Members - Part 1

    President Obama Speaks to Shuttle and Station Crew Members - Part 1

    16
  3. NASA 2025 To the Moon, Mars, and Beyond Preparing to orbit and do science on the Moon,

    NASA 2025 To the Moon, Mars, and Beyond Preparing to orbit and do science on the Moon,

    23
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