Скачать или смотреть The Forgotten Astronomer Who Mapped the Stars of the Ancient World

What if I told you that the first detailed map of the stars was crafted over two thousand years ago, all by a man with no telescopes or modern tools, only his keen eyes and intellect? Meet Hipparchus, the ancient astronomer whose observations defied the limits of his era and whose groundbreaking discoveries still ripple through modern science. Often overshadowed, Hipparchus mapped over 850 stars, detected Earth's subtle wobble—known as the precession of the equinoxes—and created the first trigonometric tables. His feats bridged philosophy with science, laying the foundational stones for future generations of astronomers, mathematicians, and explorers.

In a time when the cosmos was shrouded in mystery, Hipparchus dared to quantify the universe’s secrets. By comparing ancient star charts with his own meticulous observations, he unveiled the movement of the stars, challenging the belief in a static cosmos. Though much of his work was lost, his legacy lived on, inspiring Ptolemy, Copernicus, and even the modern Hipparcos satellite, which continued his mission to map the heavens. Rediscovered across centuries, Hipparchus' story is a testament to the timeless quest for understanding our place in the cosmos.

00:00 - Who Was Hipparchus?
00:51 - Introduction to Hipparchus’ Legacy
01:16 - The Birth of Systematic Astronomy
02:18 - The Life of Hipparchus
03:24 - Hipparchus and Observational Astronomy
05:40 - Hipparchus’ Star Catalog
07:32 - The Discovery of the Precession of the Equinoxes
08:50 - Hipparchus’ Impact on Timekeeping
10:10 - Contributions to Planetary Motion Theory
12:00 - Hipparchus and Trigonometry
14:52 - Influence on Islamic Astronomy
17:02 - Renaissance Rediscovery of Hipparchus’ Work
18:51 - The Role of the Hipparcos Satellite
22:29 - The Legacy of Hipparchus