Skylab Four From Wikipedia the free encyclopedia Skylab Four may refer to: Skylab 4 (SL-4), the fourth Skylab mission Skylab 5 (SLM-4), the fourth crewed Skylab mission Skylab IV, a 2003 album by Rogério Skylab See also[edit] Skylab (disambiguation) Skylab One (disambiguation) Skylab Two (disambiguation) Skylab Three (disambiguation) Topics referred to by the same term This disambiguation page lists articles associated with the title Skylab Four.If an internal link led you here, you may wish to change the link to point directly to the intended article.