When did Horizon Season 28 Episode 19 air?
Horizon Season 28 Episode 19 aired on June 3, 1991.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Several astronomers and scientists explore the concepts of "hot/cold dark space" and whether or not the "Big Bang" theory is actually correct, as well as considering the structures of galaxies.
Direct answers for episode-level questions and details.
Horizon Season 28 Episode 19 aired on June 3, 1991.
This episode runs for approximately 60 minutes.
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