Serenity: Downtime is a comic that was released by Dark Horse Comics on November 11, 2010 on the USA Today website as part of the Dark Horse: High Definition program. Described by writer Zack Whedon as a "slice-of-life, day-on-the-ship story," the comic depicts the crew of Serenity stranded on an icy planet. Downtime was released in print as part of the Serenity Volume 2: Better Days and Other Stories 2nd Edition compilation in 2011.