Discovering the Big Bang
Clip: Episode 1 | 5m 28s
In 1923, Edwin Hubble began the manual process of photographing the Andromeda Nebula. He spent many nights at the Hooker telescope collecting data and discovered that Andromeda was not a cluster of stars in our own galaxy but in fact a separate galaxy.
Aired: 04/17/19Video has closed captioning.
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