Binary Star No. 4: Legacy; The Janus Equation

by Joan D. Vinge, Steven G. Spruill

Mass Market Paperback

Published January 1, 1980

About the author

Joan D. Vinge (born Joan Carol Dennison) is an American science fiction author. She is known for such works as her Hugo Award-winning novel The Snow Queen and its sequels, her series about the telepath named Cat, and her Heaven's Chronicles books.