COSine — Jan 22–24, 2027 in Embassy Suites by Hilton Colorado Springs, Colorado Springs, CO

January 22-24, 2027 ... COSine has been held in Colorado Springs since 2004, and features numerous sci-fi and fantasy authors, artists, and fans, as well as ...

Category: scifi

Dates: Jan 22–24, 2027

Location: Embassy Suites by Hilton Colorado Springs, Colorado Springs, CO

Official site: https://cosinecon.org/

Tickets: https://cosinecon.org/registration/

Plan your visit on HallPass — browse the full schedule, track your budget, plan cosplays, and coordinate meetups.