1: How the Universe Works Most Amazing Discoveries

2: How the Universe Works Mystery of Planet 9

3: How the Universe Works Black Holes: The Secret Origin

4: How the Universe Works Secret History of Pluto

5: How the Universe Works Stars That Kill

6: How the Universe Works The Universe's Deadliest

7: How the Universe Works Life and Death on the Red Planet

8: How the Universe Works The Dark Matter Enigma

9: How the Universe Works Strangest Alien Worlds