The Tenth Planet of malevolent cyborgs that became a recurring adversary in later "Doctor Who" stories. The "tenth planet" in the title makes reference to a fictional lost planet in Earth's Solar System; at the time of production, the Solar System was generally held to consist of nine planets, prior to the redesignation of Pluto as a minor planet. "The Tenth Planet" is an incomplete "Doctor Who" serial – one of many serials that were affected by the BBC's policy of wiping archived programmes in the 1960s and 70s. Only three of the four episodes are currently held in the BBC archives; the
Gustav Holst Municipal Orchestra premiered Holst's symphony "The Cotswolds" (Op. 8), the slow movement of which is a lament for William Morris who had died in October 1896, three years before Holst began work on the piece. In 1903 Adolph von Holst died, leaving a small legacy. Holst and his wife decided, as Imogen later put it, that "as they were always hard up the only thing to do was to spend it all at once on a holiday in Germany". While in Germany, Holst reappraised his professional life, and in 1903 he decided to abandon orchestral playing to concentrate on composition.