Season 1, Episode 3 Threshold

First Aired: August 9, 2009

A mysterious force aboard the Antares begins to have profound effects on the astronauts' biological compositions and personality traits.

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  • Premiered: August 2, 2009
  • Rating: TV-14
  • Premise: Eight astronauts---four men and four women---prepare for a six-year journey aboard the Antares in a series that focuses on the crew's current mission to Venus and the threads that connected their lives during the training process that preceded it. (more)

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