Season 9 Episodes11
Cast1

Mike Rowe
Narrator
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Ranked #1 of 11 in Season 9•+0.6 vs season avg
Journey to the heart of the M87 supermassive black hole, the first and only black hole ever photographed, and explore the mystery of how it grew so large, what lies inside, and how it controls the entire galaxy.

Mike Rowe
Narrator
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"Journey to a Black Hole" is episode 1 of How the Universe Works season 9. It scored 9.1/10 from 83 votes, ranking #1 of 11 episodes this season (season average 8.5). It aired on March 24, 2021.