Expedition to the Hell Planets

This episode is a mashup of S06E06, "Secret History of Mercury", and S04E02, "Earth, Venus's Evil Twin".

English

Originally Aired February 19, 2018
Runtime 45 minutes
Special Position Airs before season 6, episode 7
Content Rating United States of America TV-PG
Network Science Channel
Created February 20, 2018 by
Administrator admin
Modified February 20, 2018 by
Administrator admin