Ancient Skies

Preview

Discover how centuries of knowledge helped us understand the mysteries of space.

Preview: S1 | 30s

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Ancient Skies

The Universe is Expanding

Georges Lemaître proposes that the universe is expanding.

Clip: Ep3 | 2m 56s

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Ancient Skies

Cannon Shot to the Moon

Hear Jules Verne's story of a cannon shot to the moon.

Clip: Ep3 | 2m 4s

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Ancient Skies

Shattering the Spheres

Astronomer Tycho Brahe overturns 1,500 years of scientific belief.

Clip: Ep3 | 2m 16s

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Ancient Skies

The Marine Chronometer

Take a closer look at John Harrison's Marine Chronometer.

Clip: Ep3 | 2m 9s

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Ancient Skies

Episode 3 Preview | Our Place in the Universe

A cast of scientific pioneers reshape our solar system.

Preview: Ep3 | 30s

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Ancient Skies

Galileo's Discoveries

Take an in depth look at the celestial bodies discovered by Galileo.

Clip: Ep2 | 2m 38s

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Ancient Skies

Earth-Centered Cosmos

Explore Ptolemy's earth-centered model of the cosmos.

Clip: Ep2 | 1m 58s

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Ancient Skies

Episode 2 Preview | Finding the Center

Episode two charts our efforts to give the earth shape and place in the cosmos.

Preview: Ep2 | 30s

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Ancient Skies

The Edge of the World

Explore the Greek myth of Odysseus.

Clip: Ep2 | 1m 52s

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Ancient Skies

Episode 1 Preview | Gods and Monsters

Explore the earliest origins of our relationship with the skies.

Preview: Ep1 | 30s

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Ancient Skies

Celestial Alignment

Astronomer Phil Plait explains how ancient civilizations aligned their buildings.

Clip: Ep1 | 2m 3s

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