How many jokes can the three astroquarks make about the pronunciation of the seventh planet? You’ll have to tune in to this episode of WtG to find out. Josh, Addie and Jim discuss how aurorae on planets are made and why seeing them on Uranus is surprising. Also, is there a new type of planetary object, or is it just more hot gas? Find out about the Synestia, Uranus, nerd news and Star Trek trivia on this episode of Walkabout the Galaxy.