Tribute written by Horst Sommer. Discusses Sagan's achievements, and his role as a "speaker for Earth".

Includes contributions from around the world (hosted by the Federation of American Scientists).

Essay by Scott Detwiler on the religious implications of Sagan's scientific world view as expressed in his writings.

Media release from Cornell University, Sagan's final employer. Biographical information and a list of major awards received.

Detailed discussion of his work and materialist outlook, and includes a focus on his attitude to Trotsky. Written by Joseph Bradshaw for the World Socialist Web Site.

Official page with articles, including the Baloney Detection Kit. Includes sale of books and videos.

Ray Bohlin critiques Sagan's novel, Contact, from a Christian perspective and describes the inconsistencies he sees.

Obituary describing Sagan's major achievements, and focusing on his skeptical views. Includes short Real Audio message.

Profile offers biographical information, a bibliography, and related links.

Discusses Sagan's influence on space exploration, especially at NASA. Article by William J. Broad for the New York Times.

Three articles from Skeptic magazine, written by Tom McDonough, James Randi, and Michael Shermer. Also includes transcriptions of Sagan's comments on a number of topics.

A site dedicated to the memory of Dr. Carl Sagan. Includes pictures of Sagan's gravesite.

Quotes and references by Carl Sagan and a listing of his many books.

John William Schmidt discusses Sagan's work, especially The Demon-Haunted World and Contact.

Tribute includes career highlights, posts held and links. Also, links to numerous individual tributes from Society members and site visitors.