Note: This page is an archive from COSine 2024 (January 19-21, 2024). Check the main COSine page to find details about the next COSine!
COSine 2024
COLORADO SPRINGS SCIENCE FICTION CONVENTION
January 19-21, 2024
Guest of Honor
Catherine Asaro
Award-winning Author, Saga of the Skolian Empire
Science Guest of Honor
Steve Leininger
Creator of the TRS-80 Personal Computer
Artist Guest of Honor
Jim Humble
2D/3D Artist
COSine has been held in Colorado Springs since 2004, and features numerous sci-fi and fantasy authors, artists, and fans, as well as panels, art show, author signing & reception, gaming, science & technology, dealers room, kids’ programming, liquid nitrogen ice‑cream, and more!
Embassy Suites by Hilton Colorado Springs
7290 Commerce Center Drive, Colorado Springs, CO 80919
719-599-9100 • map
Ask for the special COSine convention rate when reserving your room!