NASA's first astronaut to fly six times into space (seven, if you count his launch off the moon) and command four different types of spacecraft will add one more vehicle to his credit, if only in name.
from Space.com https://ift.tt/2CBnUwR
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By BY RAYMOND ZHONG from NYT Technology https://ift.tt/2ZVzHzt
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By BY NATHANIEL POPPER from NYT Technology https://ift.tt/31OxrNi
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The blood-red color of the moon during a total lunar eclipse may be difficult to explain without a basic understanding of orbital mechanics,...
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