Beyond a Year in Space • 2017

Category: Astronomy

Beyond A Year in Space picks up where A Year in Space left off: Scott Kelly’s last day in space and return to Earth. The special also introduces viewers to the next generation of astronauts training to leave Earth’s orbit and travel into deep space.

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The majority of the universe is made up of a currently mysterious entity that pervades space: dark energy. We don’t know exactly what it is, but we do know that dark energy accelerates the expansion of space. We think this means the Universe will expand forever, even as our view of it shrinks while space expands faster all the time.

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End of an Era: The Final Shuttle Launch

"You might have thought, as I did then, that our species would be on Mars before the century was over"

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