Sphere was a science fiction fanzine by L.T. Thorndyke and Joe Christoff.
Sphere was published in the 1950s.
First published in Cantonment, Florida, U.S.A., Volume 1, no. 2 was released in Nov. 1956. Volume 2, nos. 2-6 were issued between March and December 1957. Volume 3, numbers 1, and 2 were published in January/February, and March/April of 1958. By issue 12, Sphere was being published in Atlanta, Georgia by Joe Christoff and L.T. "Larry" Thorndyke.
Sphere contained articles, fiction, letters, and poetry. Articles included "'Oh To Be In England After The London Con" by Brian Aldiss, and "History of the Scienceers: The First New York City Science Fiction Club, 1929", by Allen Glasser, among others. Poetry was contributed by Leslyn MacDonald Mocabee, among others.
In 1959 Joe Christoff attended the Detention Convention in Detroit, Michigan, appearing in the play Beyond the Unknown with Tom Scortia, Karen Anderson, Barbara Silverberg, Cele Goldsmith (then editor of Amazing Stories), Fritz Leiber, Randall Garrett, Djinn Faine, and Rosemary Becker.