Saga of the Skolian Empire is a 20-book series with 20 released primary works first released in 1996 with contributions by Catherine Asaro, James Patrick Kelly, Harry Turtledove, P.D. Cacek, Stephen Baxter, Paul Di Filippo, Gregory Benford, Kit Reed, Robert E. Vardeman, Nina Kiriki Hoffman, David Morrell, Dan Simmons, Elizabeth Hand, Peter Schneider, Rudy Rucker, John Shirley, Joe Haldeman, Jack Dann, Catherine Wells, Larry Niven, Michael Marshall Smith, Ursula K. Le Guin, Gene Wolfe, Ardath Mayhar, Neal Barrett Jr., Laura Whitton, Kathe Koja, Barry N. Malzberg, Michael Moorcock, Thomas M. Disch, Joyce Carol Oates, Mary Jo Putney, Rebecca York, Patricia Rice, Mallory Kane, Diane Chamberlain, Lucy Grijalva, Candice Kohl, Linda Madl, C.B. Scott, Sandra McDonald, Claudia O'Keefe, Delia Sherman, Jane Yolen, Heather Shaw, Deborah Coates, Elizabeth Bear, John Grant, and Sarah Prineas.