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Astronomicon 9 promises a star-studded lineup of celebrity guests and fan-favorite entertainment in Ypsilanti.Ypsilanti TodayAstronomicon 9, a popular pop culture convention featuring celebrities from TV, movies, horror, music, and wrestling, is coming to the Ann Arbor Marriott in Ypsilanti, Michigan from April 10-12, 2026. The event will include celebrity meet-and-greets, photo ops, vendors, cosplay, panels, and more.
Why it matters
Astronomicon has become one of the Midwest’s premier fan conventions, drawing thousands of attendees each year to connect with their favorite stars and immerse themselves in geeky entertainment. The impressive celebrity lineup for 2026 is expected to drive high ticket sales and boost tourism to the Ypsilanti area.
The details
Astronomicon 9 will take place over three days, with the convention floor open from 5pm to 10pm on Friday, 1pm to 7pm on Saturday, and 11am to 5pm on Sunday. Tickets start at $22 and increase based on the package, with kids 5 and under free and ages 6-12 half price. Photo ops and meet-and-greets with celebrities will have additional fees set by each star.
- Astronomicon 9 will be held April 10-12, 2026.
- The convention floor will be open from 5pm to 10pm on Friday, 1pm to 7pm on Saturday, and 11am to 5pm on Sunday.
The players
Astronomicon
A popular pop culture convention featuring celebrities from TV, movies, horror, music, and wrestling, as well as vendors, cosplay, panels, and more.
Ann Arbor Marriott Ypsilanti at Eagle Crest
The hotel hosting Astronomicon 9, located at 1275 South Huron Street in Ypsilanti, Michigan.
What’s next
Astronomicon 9 tickets are on sale now, and fans are encouraged to purchase early as the event is expected to sell out. Celebrity photo op and meet-and-greet packages will be available for purchase closer to the convention dates.
The takeaway
Astronomicon has become a must-attend event for pop culture fans in the Midwest, and the impressive 2026 celebrity lineup is sure to draw large crowds to Ypsilanti for a weekend of geeky entertainment and fan engagement.
