Je browser ondersteunt niet alle moderne javascript code. Lees dit topic voor meer informatie.
| Aflevering | Eerste uitzending |
|---|---|
| S04E01 - The Time Travel Enigma | 15/05/2018 |
| S04E02 - Mission to the Red Planet | 22/05/2018 |
| S04E03 - Hunt for the Edge of the Universe | 29/05/2018 |
| S04E04 - Journey to Alien Earths | 05/06/2018 |
| S04E05 - Wrath of the Black Hole | 12/06/2018 |
| S04E06 - New Race to the Moon | 19/06/2018 |
| S04E07 - Mars: The Next Frontier | 26/06/2018 |
| S04E08 - Secret History of the Juno Mission | 10/07/2018 |
| S04E09 - Mystery of the Northern Lights | 17/07/2018 |
| S04E10 - Pluto's Strange Secrets | 14/10/2018 |