Though they are all of similar sizes-about one fourth of Earth's radius-the four major moons of Jupiter are diverse: Io is violently volcanic, Europa is encr...
Information and subscription on http://www.usievents.com Listen to the podcast : https://soundcloud.com/usievents/planet-nine-from-outer-space-konstantin-batygin-usi-2019 At the edge of the solar system, beyond the orbit of Neptune, lies an expansive field of icy debris known as the Kuiper belt.
Robert Picardo is the Phantom of the Orbit in this spooky episode of The Planetary Post for Halloween. Enjoy a special guest visit from Dr. Konstantin Batygin, one of the members of the team which has theorized a big, ninth planet way out beyond Neptune.