NASA Astronaut John Grunsfeld says even when floating in space, it's important to take time for reflection, especially if you have a great view. Service crews have so many items to address when they are outside, they often don't have a minute to observe their own spacewalk. Grunsfeld decided it was so important to for his crew to return to Earth with that memory, he built it into the schedule.
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WHAT HUBBLE TEACHES US
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