Black Holes: Heart of Darkness • 2021 • episode "S1E4" • Universe BBC

42:32

When a strange alien object is discovered speeding through our solar system, experts race to uncover if it's real evidence of extraterrestrial contact or a deadly asteroid on a collision course with planet earth.

Space's Deepest Secrets • 2018 • Astronomy

3:52

It's our fate to live in the dark...

2/10 • The Sagan Series • 1989 • Astronomy

11:13

Today we’re talking about our galactic neighborhood: The Milky Way. It’s a disk galaxy, a collection of dust, gas, and hundreds of billions of stars, with the Sun located about halfway out from the center. The disk has grand spiral patterns in it, formed by the traffic jams of stars and nebulae, where stars are born. The central region is shaped like a bar, and is mostly old, red stars. There’s also a halo surrounding us of old stars.

37 • Crash Course Astronomy • 2015 • 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

46:04

The Ship of the Imagination ventures on an epic voyage to the bottom of a dewdrop to explore the universe on the smallest scale and observe exotic life forms invisible to the naked eye. Then, host Neil deGrasse Tyson explains the neural network in our brains which determine our sense of smell and memory, and later, he travels deep beneath the surface of the Earth to discover the most mysterious particle we know.

S1E6 • Cosmos: A Spacetime Odyssey • 2014 • Astronomy

42:05

In the darkest reaches of the Solar System, the dwarf planet Pluto lies in a previously unknown region of space until an underground group of scientists took on the establishment and sent a spacecraft to the most distant world that's ever been explored.

S2E2 • Mysteries of our Universe: Our Solar System • 2021 • Astronomy