Portal:Speculative fiction/Anniversaries/December/December 20

December 20:

Film releases
 * 1978 - Invasion of the Body Snatchers, a science fiction film based on the novel The Body Snatchers by Jack Finney and a remake of the 1956 film of the same name

Television series
 * 2002 - Firefly, an American space western television series created by writer and director Joss Whedon, finishes airing on Fox

Deaths
 * 1996 - Carl Sagan (b. 1934), an American astronomer, astrophysicist, author, and cosmologist