How Astronomers Measured the Distance to the Sun | Part 1 @BobtheScienceGuy
How Astronomers Measured the Distance to the Sun | Part 1 @BobtheScienceGuy
Uploaded April 2021 | Updated September 2026, 3 weeks ago
From Aristarchus to Kepler, Horrocks, Cassini, and Flamsteed, astronomers built a scale for the Solar System from geometry and observation. This episode follows the historical measurements that led toward the astronomical unit.

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How Astronomers Measured the Distance to the Sun | Part 1

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