| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Pluto's Stranger Things |
August 30, 2016
Science Channel
|
45 | |
| S04E02 | Rise of the Planet Killer |
September 6, 2016
Science Channel
|
45 | |
| S04E03 | A President's Close Encounter |
September 13, 2016
Science Channel
|
45 | |
| S04E04 | The Earth Next Door |
September 20, 2016
Science Channel
|
45 | |
| S04E05 | Curse of the Full Moon |
September 27, 2016
Science Channel
|
45 | |
| S04E06 | Did Earth Have Two Moons? |
October 4, 2016
Science Channel
|
45 | |
| S04E07 | Mystery of the Invisible Planet |
October 11, 2016
Science Channel
|
45 | |
| S04E08 |
Mars' Deepest Secret
season finale
|
October 18, 2016
Science Channel
|
45 |
No artwork of this type.
No artwork of this type.