Large

COSine 2025


General SF fan-run convention with an emphasis on literature (reading/writing/publishing and science, liquid nitrogen ice cream social, panels, participatory programming, hospitality con suite, book raffle, and more. This year's guests of honor are Lawrence Watt-Evans (award-winning author of The Ethshar Series, Annals of the Chosen, and many more), Science Guest of Honor Dr. Ka Chun Yu (Curator of Space Science, Denver Museum of Nature & Science), Artist Guest of Honor Theresa Mather (Cryptopictographer) and Special Guests Connie Willis (Sci-Fi Grand Master) and Courtney Willis (“Dr. Science”). Day memberships available at the door.

Event Links

Tickets: https://go.evvnt.com/2770907-0

Facebook: https://go.evvnt.com/2770907-2

Read More

View Less