Since the discovery of the first extra-solar planet in the '90s, our perspective of the Universe has changed. Over the last two decades a whole host of exotic planet systems have been found, including analogues of famous science-fiction-worlds. Since the discovery of the first extra-solar planet in the '90s, our perspective of the Universe has changed. Over the last two decades a whole host of exotic planet systems have been found, including analogues of famous science-fiction-worlds.