7 - 1Nightmares of Neutron Stars Jan. 08, 2019- 7 - 2When Supernovas Strike Jan. 15, 2019
- 7 - 3The Interstellar Mysteries Jan. 22, 2019
- 7 - 4How Black Holes Made Us Jan. 29, 2019
- 7 - 5Secret World of Nebulas Feb. 05, 2019
- 7 - 6Did the Big Bang Really Happen? Feb. 12, 2019
- 7 - 7Battle of the Dark Universe Feb. 19, 2019
- 7 - 8Hunt for Alien Life Feb. 26, 2019
- 7 - 9Finding the New Earth Mar. 05, 2019
- 7 - 10Cassini's Final Secrets Mar. 12, 2019
