COSine 2026
January 23, 2026 3:00 PM –11:55 PM
7290 Commerce Center Drive
| Colorado Springs, CO | 80919
Admission: Weekend Tickets: Adult $60, Student $50, Child (5-12) $10, Infants free
Day passes available at the door
Event Summary
COSine features numerous sci-fi and fantasy authors, artists, and fans, as well as panels, art show, author signing, gaming, science & technology, dealers room, kids' programs, liquid nitrogen ice-cream ,and more!
January 23-25, 2026
Guest of Honor - Cory Doctorow. Science Fiction Author (Picks and Shovels, The Lost Cause, many others), Activist, Journalist
Science Guest of Honor - Josiah Seaman. Geneticist & Bioinformatician
Artist Guest of Honor - Michael Carroll. Illustrator, Painter, Writer, Teacher
Special Guest - Connie Willis. Sci-Fi Grand Master (Doomsday Book, Crosstalk, The Road to Roswell, etc.)
Special Guest - Courtney "Dr. Science" Willis
January 23-25, 2026
Guest of Honor - Cory Doctorow. Science Fiction Author (Picks and Shovels, The Lost Cause, many others), Activist, Journalist
Science Guest of Honor - Josiah Seaman. Geneticist & Bioinformatician
Artist Guest of Honor - Michael Carroll. Illustrator, Painter, Writer, Teacher
Special Guest - Connie Willis. Sci-Fi Grand Master (Doomsday Book, Crosstalk, The Road to Roswell, etc.)
Special Guest - Courtney "Dr. Science" Willis
This calendar listing is brought to you by Peak Radar, the Pikes Peak region's one-stop, online website for arts and entertainment events, powered by the Cultural Office of the Pikes Peak Region.
Also Occurs On
- Friday, January 23
- Saturday, January 24
- Sunday, January 25
Overview
7290 Commerce Center Drive
| Colorado Springs, CO | 80919
