Space's Deepest Secrets Season 8 Episode 2 - Space's Great Wall

Airdate: 2021-Apr-07

Episode summary:

Astronomers make an extraordinary discovery when they uncover a cosmic mega-structure, the BOSS Great Wall, 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. 

About Space's Deepest Secrets series:

A new breed of explorer has taken space travel beyond the moon to unlock and reveal first-ever views of alien worlds and cosmic bodies far beyond a...Show more >