18 February (releases)


 * 1967 - Episode two of The Moonbase was first broadcast on BBC1.
 * 1967 - Part one of TV Comic story The Doctor Strikes Back was first published.
 * 1978 - Part three of The Invasion of Time was first broadcast on BBC1.
 * 1978 - Part one of TV Comic story The Space Garden was first published.
 * 1988 - The novelisation of Terror of the Vervoids was first published by Target Books.
 * 1988 - The Early Years was first published in paperback by W.H. Allen & Co.
 * 1993 - The Highest Science was first published by Virgin Books.
 * 2009 - Doctor Who: Battles in Time comic story Dark Side of the Moon was first published.
 * 2010 - Doctor Who Adventures comic story Return of the Klytode was first published.
 * 2010 - Torchwood Magazine comic story Fated to Pretend was first published.
 * 2013 - The Ark in Space was released on Region 2 DVD.