Commander Scott Kelly has just ended his time spending 340 consecutive days in space. He has spent a total of 520 days in space, more than any American. This space marathon will enable us to study the effects of zero gravity on the body for extended periods of time as NASA conducts comparison experiments between Scott and his twin brother and fellow astronaut, Mark, who remained on Earth. Please give this (these) heroes the honors and accolades they deserve for their efforts to further human progress.
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