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Horizon

BBC TwoDocumentary · 62 seasons

7.5TMDB

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Season 43

Questions

Where can I watch Horizon?

Horizon streams on PBS.

How many episodes are in Season 43?

Season 43 has 19 episodes.

Episode roomHorizon S43 E5

Horizon · Season 43 · Episode 5

Most of Our Universe Is Missing

Thursday, February 9 · 60 min · ★ 6.5 on TMDB

Only 4% of our universe is made from stuff we understand. Horizon explores the 96% that is made up of the elusive substance 'Dark Matter'.

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