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Overview: |
Earth: The Secret History (S2E1)3/20/2018
Alien Planets: Cosmic Nightmares (S2E2)3/27/2018
Milky Way: The Monster Inside (S2E3)4/3/2018
Ends of the Solar System: Strange Frontiers (S2E4)4/10/2018
Ice Giants: The Frozen Aliens (S2E5)4/17/2018
Alien Galaxies: The Strange Secrets (S2E6)7/24/2018
Mercury: The Cursed Planet (S2E7)7/31/2018
Comets: Mysteries from the Deep (S2E8)8/7/2018
The Sun: Secrets of Our Star (S2E9)8/14/2018
The Solar System: Alien Origins (S2E10)8/21/2018
Dwarf Planets: Aliens Among Us (S2E11)8/28/2018
Alien Stars: Mystery of the Monsters (S2E12)9/4/2018
Alien Volcanoes: Life in Hell (S2E13)9/11/2018
Alien Moons: The Next Earth (S2E14)9/18/2018
Alien Oceans: Search for Life (S2E15)9/25/2018 |