| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S03E01 | Hunt for the Hidden Cosmos |
August 22, 2017
Science Channel
|
45 | |
| S03E02 | When Meteors Attack |
August 29, 2017
Science Channel
|
45 | |
| S03E03 | Inside the New Space Race |
September 5, 2017
Science Channel
|
45 | |
| S03E04 | Search for Alien Earths |
September 12, 2017
Science Channel
|
45 | |
| S03E05 | Cassini's Grand Finale |
September 19, 2017
Science Channel
|
45 | |
| S03E06 | The Sun's Greatest Mysteries |
September 26, 2017
Science Channel
|
45 | |
| S03E07 | Expedition Extraterrestrial |
October 3, 2017
Science Channel
|
45 | |
| S03E08 |
When Black Holes Collide
season finale
|
October 10, 2017
Science Channel
|
45 |
No artwork of this type.
No artwork of this type.