Fictional planets of the Solar System a "tenth planet". Since 1992, a very large number of objects have been found beyond Neptune; all the objects in the following list, however, are purely fictional. Common names for trans-Neptunian planets in fiction include Planet X, after a planet once believed to lie beyond Neptune, and Persephone (or Proserpina), after the wife of Pluto. Rogue planets in fiction usually originate outside the Solar System, but their erratic paths lead them to within detectable range of Earth. In reality, no rogue planet has ever been detected transiting the Solar System. Fictional planets of the Solar System The fictional portrayal of
Egdon Heath (Holst) Holst considered the work his most perfectly realised composition, an opinion shared by Ralph Vaughan Williams and others. But it has never had the profile of works such as "The Planets" and "St Paul's Suite". In 1934 Edwin Evans speculated on why the public had not yet shared the composer's assessment: Egdon Heath (Holst) Egdon Heath, Op. 47, H. 172, subtitled "A Homage to Thomas Hardy", is a tone poem by Gustav Holst, written in 1927. Holst considered it his most perfectly realised composition. Egdon Heath is a fictional place in the equally fictional region of Wessex in the south-west