Starting in 1980, Ad Astra is now the longest running not-for-profit, volunteer-run, weekend-long, science fiction, fantasy event in Ontario.

We’ve archived some web pages from previous years:

2016, 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 

Con Year Date Guests Location Chair(s)
I 1980 June 13-15 James Hogan, Steve Simmons Ramada Inn Downtown, Toronto Greg Hagglund
II 1982 June 11-13 Jerry Pournelle, Ro Lutz-Nagey Cara Inn, Mississauga Mike Wallis
III 1983 Sept. 23-25 Ben Bova, Ken Fletcher Cara Inn, Mississauga Mike Wallis
IV 1984 June 8-10 Dean Ing, David C. Onley, Bob Passavoy Howard Johnson Airport Hotel, Etobicoke Mike Wallis
V 1985 June 7-9 David Brin, Vonda McIntyre, Mike Glyer Howard Johnson Airport Hotel, Etobicoke Leslie Dickson
VI 1986 June 13-15 Steven Brust, Roger Zelazny, Frank Kelly Freas Howard Johnson Airport Hotel, Etobicoke Mike Wallis
7 (1) 1987 June 12-14 C.J. Cherryh, Elisabeth Vonarburg, Diana Gallagher Wu Holiday Inn Airport Hotel, Toronto Mike Wallis
8 1988 June 10-12 Orson Scott Card, R.A. MacAvoy, Fran Skene, Taral Holiday Inn Airport Hotel, Toronto Mike Wallis
9 1989 June 9-11 John Varley, Kerry O’Quinn Regal Constellation Hotel, Toronto Ian Wilson
10 1990 June 8-10 Terry Pratchett, Frank Kelly Freas, Larry Stewart Howard Johnson Airport Hotel, Toronto Ian Wilson
11 1991 June 7-9 Barbara Hambly, George Alec Effinger, Bob Eggleton Holiday Inn Airport Hotel, Toronto Karen Wehrstein
12 1992 June 5-7 Katherine Kurtz, Lois McMaster Bujold, Jan Howard Finder Sheraton Toronto East Hotel & Towers, Toronto Karen Wehrstein
13 1993 June 4-6 Frederik Pohl, Dave Duncan, Robin Wood Sheraton Toronto East Hotel & Towers, Toronto Lloyd Penney
14 1994 June 17-19 L.Sprague deCamp, Catherine Crook deCamp, Diane Duane, Peter Morwood, George Alec Effinger Sheraton Toronto East Hotel & Towers, Toronto Lloyd Penney
15 1995 June 16-18 Roger Zelazny, A.C. Crispin, Shawna McCarthy, Wayne Barlowe, Kim Newman, Stephen Jones, Michael Copabianco, Ellen Datlow Holiday Inn Yorkdale, Toronto Steve Wilson
16 1996 June 7-9 Larry Niven, James P. Hogan, Philip Pullman, Robert J. Sawyer, Kathryn Cramer Days Inn Airport, Mississauga Steve Wilson
XVII 1997 June 13-15 Steven Brust, Tim Powers, John Clute Days Inn Airport, Mississauga Steve Wilson
18 / ’98 1998 June 5-7 Josepha Sherman, Tanya Huff, Keith & Gary Arseneau Radisson Hotel Toronto East Don Valley, Toronto Michael Green
2000 2000 Feb. 18-20 Nancy Kress, Charles de Lint, Christopher Stasheff, Scott Edelman, Lloyd and Yvonne Penney Best Western Primrose Hotel, Toronto Ian Wilson, Morgan Birch
2001 2001 Feb. 23-25 Connie Willis, David G. Hartwell, Rick Green, Robert J. Sawyer, Urban Tapestry Holiday Inn Don Valley Toronto East, Toronto Michael Green, Mary-Ellen Casciato
2002 2002 Feb. 8-10 Guy Gavriel Kay, John Howe, Julie E. Czerneda, Ted Naismith Colony Hotel, Toronto Michael Green, Mary-Ellen Casciato
XXII (2) 2003 March 21-23 David Brin, Tanya Huff, Robert Gould, Brian Froud Colony Hotel, Toronto Michael Green, Mary-Ellen Casciato
2004 (2) 2004 April 2-4 C.J. Cherryh, Robert Charles Wilson, Don Bassingthwaite, Patrick Nielsen Hayden, Mark Askwith, Gord Rose Crown Plaza Don Valley Hotel, Toronto Amanda Foubister
XXIV 2005 April 8-10 Nalo Hopkinson, Don Hutchinson, Tom Smith, Charles Vess, Peter Watts Days Inn Airport East, Toronto Doug Ward, Peter Sprokkelenburg
25 2006 March 31-April 2 Kelley Armstrong, Terry Brooks, Peter David, Ed Greenwood, Betsy Mitchell, Martin Springett, David Warren Crowne Plaza Toronto Don Valley Hotel Doug Ward, Peter Sprokkelenburg
26 2007 March 2-4 Ed Beard Jr., Cory Doctorow, Phyllis Gotlieb, Stephen Jones, Lee Knight, Chris Knight Crowne Plaza Toronto Don Valley Hotel Francois van Heerden
27 2008 March 28-30 Yvonne Gilbert, Howard Tayler, Christopher Golden, Rebecca Moesta, Kevin J. Anderson, Dr. Shelley Rabinovitch, Glen Loates, Wayne Brown Crowne Plaza Toronto Don Valley Hotel Francois van Heerden, Peter Sprokkelenburg, Mike McDougall
28 2009 March 27-29 Melyssa Ade, Nigel Bennett, Kent Burles, David Drake, Joanne Ellen Hansen, Tamora Pierce, Timothy Zahn Crowne Plaza Toronto Don Valley Hotel Lee Knight, Amy De Ruyte
29 2010 April 9-11 Aaron Allston, Todd McCaffrey, Robert J. Sawyer, Eric Flint, Robert Pincombe, Kate Hewlett, Cathy Palmer-Lister, Thea Munster, Heather Dale, Nerdgasm Toronto Don Valley Hotel Lee Knight, Amy De Ruyte
30 2011 April 8-10 Mercedes Lackey, Larry Dixon, Ben Bova, Kathryn Cramer, Julie Czerneda, Ellen Datlow, Dave Duncan, Scott Edelman, Eric Flint, Ed Greenwood, David G. Hartwell, Tanya Huff, Don Hutchison, Stephen Jones, Guy Gavriel Kay, Todd McCaffrey, Shawna McCarthy, Tamora Pierce, Howard Tayler, Elisabeth Vonarburg, Peter Watts Toronto Don Valley Hotel Mary-Ellen McAlonen, Doug Ward
31 2012 April 13-15 Harry Turtledove, Lesley Livingston, Shelly Shapiro, Joe Jusko, Peter Halasz Markham Holiday Inn Mary-Ellen McAlonen
32 2013 April 5-7 Ben Bova, Jim Butcher, Scott Caple, Stephen Hunt, Cris Macht Markham Holiday Inn Alana Otis-Wood, Evelyn Baker
33 2014 April 4-6 David Weber, Steven Erikson, Anne Groell, Patricia Briggs, Donato Giancola, Mark Townsend Sheraton Parkway North Alana Otis-Wood, Paul Roberts
34 2015 April 10-12 Anne Bishop,  Charles de Lint, MaryAnn Harris, Denis McGrath, Monica Pacheco Sheraton Parkway North Alana Otis-Wood, Paul Roberts
35 2016 April 29 – May 1 Catherine Asaro, Tom Doherty, Sandra Kasturi, Brett Savory, Jack Whyte Sheraton Parkway North Paul Roberts, Kris Webb

Notes: (1) — Ad Astra 7 was also Convention 7.
((2) — Ad Astra XXII (2003) and 2004 were combined with Orion, a gaming convention.