Michigan's largest and most technologically advanced planetarium facility!

Cosmic Christmas is now showing through January, 2024! Enjoy FREE sampler shows at the upcoming Holiday Walk!

Longway Planetarium | Tickets & Showtimes


Tickets can be reserved online, in-person, or over the phone at 810-237-3400. Shoes and shirts need to stay on while in the planetarium building and dome for the safety of our guests. Once a show has started, there will be no late seating; please arrive before the show begins.

Adults: $8
Seniors 60+: $6
Children ages 2-11: $6
Children under 2: Free

50% off for Genesee County Residents (please show ID at Guest Services)
Make it a full day of discovery and add admission to the Sloan Museum of Discovery across the street! Buy combo-tickets here or at Guest Services and save!

In November 2021, Longway received an upgrade to its computer systems and upgraded its planetarium projection system to Digistar 7. It remains Michigan’s largest and most technologically advanced planetarium facility. Enjoy the show!

View Full Schedule & Buy Tickets

Longway Planetarium Showtimes

Each show lasts 45 minutes. Once a show has started, there will be no late seating. Please arrive before the show begins.
The planetarium lobby will open a half hour prior to the first show of the day. Below are the regular showtimes. Go to SloanLongway.org/Now-Showing for a current show schedule:
Mondays: Closed (Except for Presidents' Day, Spring Break & Christmas Break*)
Tuesday: 3:00 & 4:00 PM
Wednesday: 3:00 & 4:00 PM
Thursday: 3:00, 4:00,7:00, & 8:00 PM
Friday: 3:00, 4:00, 6:00 (1st and 2nd Friday of month), 7:00, & 8:00 PM
Saturday: 11:00 (2nd Saturday of the month for Sensory-friendly show), 12:00 1:00, 2:00, 3:00, 4:00, 7:00, & 8:00PM
Sunday: 12:00, 1:00, 2:00, 3:00, 4:00 PM

Donations help us present engaging experiences with science and history to our community.

Download your free Sky Guide

Download this month's Sky Guide to see which constellations and planets you can find tonight!

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Virtual Tour

Safety Precautions

Thank you for helping us create the safest possible environment for our community

Longway Planetarium is now operating at full capacity (129 seats). Hand sanitizer will be available upon entry and throughout the space. If you are not feeling well, please stay home and visit us when you’re feeling better.

Masks: Masks are respected but not expected or required, effective March 1, 2022.

Improved Air Filtration: Longway Planetarium's HVAC systems have been updated with UV filtration.

Read More About Our COVID-19 Response Plan
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