S13 E121 January 198655 min★ 0.0 TMDB
Halley's Comet: Once in a Lifetime
Season 13
Episode 1 of 21
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Episode overview
NOVA observes worldwide preparations as amateur comet hunters, astronomers and scientists armed with specialized cameras, high powered telescopes and spacecraft look to the heavens in search of the expected arrival in 1986 of Halley's Comet.
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S13 E1 · Halley's Comet: Once in a LifetimeNOVA
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