NASA's Cassini spacecraft concludes its 20-year mission to explore Saturn and its moons; astronaut Mike Massimino unveils what happened during Cassini's thrilling final moments, and how its incredible discoveries revealed Saturn's deepest secrets. |
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Title: | Saturn: The Cassini Secrets | |
Air Date: | September 15, 2017 | |
Runtime: | 60 min | |
dampyiel2200 : Does this have an ending or does season 2 end on a cliffhanger?