Space's Deepest Secrets S8E2 — Space's Great Wall
7.8

Space's Great Wall

7.8/10 · 10 votesApr 7, 202142 min

Ranked #5 of 7 in Season 8•−0.2 vs season avg

Discussion

Astronomers make an extraordinary discovery when they uncover a cosmic mega-structure that's one billion light-years long, and now investigators race to decode the hidden forces that shape the most massive and mysterious structure known in the Universe.

Seasons8

Season 8 Episodes7

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Episode Summary

"Space's Great Wall" is episode 2 of Space's Deepest Secrets season 8. It scored 7.8/10 from 10 votes, ranking #5 of 7 episodes this season (season average 8.0). It aired on April 7, 2021.