The Humans • 1989 • episode "9/10" • The Sagan Series

4:17

Carl Sagan talks about our future and the exploration of space

7/10 • The Sagan Series • 1989 • Astronomy

21:21

Deep in the mountains of West Virginia, the Green Bank Observatory has been receiving a mysterious signal from deep space. Could this be a message from an advanced civilization, or is it a much stranger and violent occurrence? Visit the largest steerable radio telescope on the planet for answers.

2018 • Astronomy

58:40

Carl Sagan teaches students in a classroom in his childhood home in Brooklyn, New York, which leads into a history of the different mythologies about stars and the gradual revelation of their true nature. In ancient Greece, some philosophers (Aristarchus of Samos, Thales of Miletus, Anaximander, Theodorus of Samos, Empedocles, Democritus) freely pursue scientific knowledge, while others (Plato, Aristotle, and the Pythagoreans) advocate slavery and epistemic secrecy.

7/13 • Cosmos: A Personal Voyage • 1980 • Astronomy

10:49

Venus is a gorgeous naked-eye planet, hanging like a diamond in the twilight -- but it’s beauty is best looked at from afar. Even though Mercury is closer to the sun, Venus is the hottest planet in the solar system, due to a runaway greenhouse effect, and has the most volcanic activity in the solar system. Its north and south poles were flipped, causing it to rotate backwards and making for very strange days on this beautiful but inhospitable world.

14 • Crash Course Astronomy • Astronomy

47:03

Astronaut Chris Hadfield has seen the bullet holes left by asteroids on Earth's surface. Our planet is vulnerable. Could we ever survive elsewhere?

6/10 • One Strange Rock • 2018 • Astronomy

44:01

There’s a reason rocket science is used as a benchmark for difficulty. See why as we examine great liftoff disasters.

S1E6 • Space Disasters • 2020 • Astronomy