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The search for life in the universe remains one of the most ambitious quests of humankind. Host Emily Calandrelli explores the possibility that life exists in our own celestial backyard.
Up Next in Season 7
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S7 Ep 8 - Unsolved Mysteries of the S...
Even though spacecraft have been sent to every planet in our solar system, many mysteries remain. Host Emily Calandrelli searches for answers to celestial mysteries that stump even our brightest scientists.
