Featuring 129 seats under an impressive 52 1/2-foot dome, the Longway Planetarium is Michigan’s largest planetarium. For more than half a century, Flint’s Longway Planetarium has been a major resource of science education for students and families. The largest planetarium in the state, it has brought the stars to more than 2.5 million people since its opening on June 26, 1958.
New Member Policy
Because we are unable to verify membership levels on our website, member tickets for shows and events are no longer available online. To reserve member tickets for shows and events, call Guest Services at 810-237-3450 or the Membership Coordinator at 810-237-3457. For both general public and members, a $2 service fee will be charged per transaction for tickets reserved by phone. Tickets can be reserved at no charge in person at Sloan Museum and Longway Planetarium front desks.
Sloan*Longway was created when Longway Planetarium and Sloan Museum joined in 2004. Sloan*Longway is comprised of three facilities, namely Buick Automotive Gallery, Longway Planetarium and Sloan Museum. Together, the organization serves more than sixty thousand school children annually, providing bench mark classes in science and history.
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