Season 7 Episodes4
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Ranked #3 of 4 in Season 7•−0.3 vs season avg
Across the Milky Way, galaxies are going dark, and scientists don’t know why the stars are losing their shine; astronomers race against time to uncover the truth behind how galaxies are born and how they die before all of the lights go out.
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"Killing the Milky Way" is episode 3 of Space's Deepest Secrets season 7. It scored 8.5/10 from 9 votes, ranking #3 of 4 episodes this season (season average 8.8). It aired on September 22, 2020.