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A crisis in space puts the Apollo 24 and 25 crews in peril.
NASA preps a Jamestown relief mission, while Karen waits for news at the hospital.
Ed handles a trespasser. Ellen and Deke chart a new course without Mission Control.
In an alternative version of 1969, the Soviet Union beats the United States to the Moon, and the space race continues on for decades with still grander challenges and goals.