6 - 1Are Black Holes Real? Jan. 09, 2018
6 - 2Twin Suns: The Alien Mysteries Jan. 16, 2018
6 - 3Dark History of the Solar System Jan. 23, 2018
6 - 4Death of the Milky Way Jan. 30, 2018
6 - 5Uranus & Neptune: Rise of the Ice Giants Feb. 06, 2018
6 - 6Secret History of Mercury Feb. 13, 2018
6 - 7The Quasar Enigma Feb. 20, 2018
6 - 8Strange Lives of Dwarf Planets Feb. 27, 2018
6 - 9War on Asteroids Mar. 06, 2018
6 - 10Mystery of Spacetime Mar. 13, 2018