Adler Planetarium Illinois Resident Free Day

Free for Illinois residents with proof of residency. Free for Illinois residents with proof of residency. Book online in advance; enter zip code as promo code; show proof of residency. Free Museum Entry; dome shows not stated as included; Wednesdays are timed-entry evenings 4-10 pm. NearbyGrid lists this free-admission opportunity for discovery. We do not host or organize it. Free admission may cover general admission only; special exhibitions, films, rides, parking, reservations, age or residency requirements, or other activities may cost extra or have separate rules. Click Details to confirm the date, time, location, eligibility, reservation requirements, and exclusions on the venue's official page before you go. Verified November 9, 2026 from the venue's official page. Source: https://www.adlerplanetarium.org/tickets/