New discoveries reveal the mysteries and dangers on Mars, and if the planet is ready to support a human civilization. This is a mashup of "Space's Deepest Secrets", S04E02, "Mission to the Red Planet" and S04E07, "Mars: The Next Frontier" plus another Science Channel show "Strip the Cosmos", S01E04, "Expedition Mars".

New discoveries from NASA's expedition to Jupiter have changed everything we thought we knew about this strange and deadly world. This is a mashup of "Space's Deepest Secrets", S04E08, "Secret History of the Juno Mission" and S02E04, "Secret History of Jupiter".