Gordon Cooper Goes Last
Gordon Cooper became the last American to fly in Mercury today, spending more than 34 hours in space — longer than all previous American missions combined.
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Archive: May 1963
What Weightlessness Actually Feels Like
How do you train for weightlessness on Earth? The answer is parabolic flight — an aircraft that flies a specific arc to create about 30 seconds of free fall. They call it the Vomit Comet.
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