Ancient Skies

The Universe is Expanding

Clip: Episode 3 | 2m 56s

Georges Lemaître, Belgian priest and astronomer, used Albert Einstein's equations from the Theory of General Relativity to propose that the universe is expanding.

Aired: 08/07/19 | Rating: TV-PG

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More Extras From This Episode

• Cannon Shot to the Moon

  Clip: Ep3 | 2m 4s

• Episode 3 Preview | Our Place in the Universe

  Preview: Ep3 | 30s

• The Marine Chronometer

  Clip: Ep3 | 2m 9s

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