158 reactions · 29 shares | Beyond the bizarre, icy worlds of Uranus and Neptune, Pluto dazzles with its mysterious ocean. #ThePlanetsPBS Tune in or stream "The Planets: Ice Worlds" on Wednesday, January 29 at 9/8c on PBS: https://to.pbs.org/2YztewN | NOVA l PBS | Facebook

Secrets of the Kuiper Belt - The Kuiper Belt is a vast, icy realm on the fringes of our solar system, beyond the orbit of Neptune. This doughnut-shaped region is filled with millions of leftover objects from the solar system's formation, mostly composed of frozen ices like methane and ammonia. It's a treasure trove of icy worlds, including dwarf planets like Pluto, and is thought to be the source of many short-period comets that zip around the Sun. | The Brain Maze

10K views · 335 reactions | Since we began exploring space, we've...