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The Sky at Night•Season 27•Episode 11

The Mount Wilson Observatory

Oct 23, 1983

In 1917 astronomy entered a new era. The great 100-inch reflecting telescope on Mount Wilson in California was completed. It was far more powerful than any existing telescope, and it soon led to the discovery that we live in an expanding universe. Mount Wilson Observatory

Previous episodeE10 · The Autumn Sky Next episodeE12 · Discoveries in Space

Seasons70

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Season 27 Episodes13

The Winter Sky

A New Frontier

Mauna Kea - Half-way to Space

The Quickest Pulsar

Neutrino Hunting

Speckles of Light

Pioneering the Heliosphere

Illuminating Quasars

Unlocking the Secrets of Vega

The Autumn Sky

The Mount Wilson Observatory

Discoveries in Space

The Black Hole Weigh-In

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Episode Summary

"The Mount Wilson Observatory" is episode 11 of The Sky at Night season 27. It aired on October 23, 1983.

Next: E12 · Discoveries in Space Best of Season 27