Where can I watch “Unser Kosmos” Season 1 Episode 7 online?

This page provides episode info and a legal-only guide. It does not host streams or downloads. Check official platforms and licensed services for availability in your region (US first).

Do I need to watch earlier episodes before “Das Rückgrat der Nacht”?

Watching earlier episodes in season 1 helps you follow the plot and character arcs leading into this episode.

Watch Unser Kosmos Season 1 Episode 7 Online

“Das Rückgrat der Nacht” — Watch "Unser Kosmos" Season 1 Episode 7 online in HD for free. Check streaming providers, cast, and episode details.

Nov 9, 1980 Season 1 Episode 7 60 min

8.1 ★ ★ ★ ★ ★

8 votes

Unser Kosmos Season 1

← Back TV Series

Where can I watch "Das Rückgrat der Nacht" online?

You can watch it through the button below, and it is free.

▶ Watch This Episode Now

Season 1 Episode 7 — Aired on Nov 9, 1980 • runs about 60 minutes.

Directed by Adrian Malone.

Written by Carl Sagan, Ann Druyan.

Notable cast/guest names in this episode include Carl Sagan.

This page includes 6 official still(s) (when available) plus legal availability links.

Looking for “watch Unser Kosmos Season 1 Episode 7 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

Buschmänner der Kalahari-Wüste (Afrika) nannten die Milchstraße „Rückgrat der Nacht“. Weniger poetisch dachten vor 2000 Jahren die griechischen Philosophen und Mathematiker auf den Inseln im Ägäischen Meer. Thales, Pythagoras und andere versuchten, Welt und Natur wissenschaftlich zu erfassen.