British television science fiction fiction was "Star Cops" (1987), which ran for only nine episodes to poor viewing figures on the corporation's second channel, BBC2. It was written by Chris Boucher, who had contributed scripts to "Doctor Who" and "Blake's 7", and was script editor for the later series entire run. The 1980s also saw the arrival on the BBC of two science fiction comedy series both of which had their origins on radio. The first was "The Hitchhiker's Guide to the Galaxy" (1981) by Douglas Adams which amalgamated aspects of the original radio series with that of the subsequent novel. The second was
Planets in science fiction entirely desert; the planet covered by ocean, with no landmasses; the planet on which it is perpetually winter; the planet that is self-aware; and the planet which has been artificially constructed. Other planets appear in humorous or comical settings, sometimes spoofing more conventional science fiction. Such planets are often described with no pretense to scientific accuracy; their strange characteristics are primarily intended to amuse. For the "Star Trek" universe, a detailed planetary classification system has been devised; it is not actually used by scientists. For planets from specific fictional milieux, use the following lists and categories: For a more scientific