This event is in the past.It took place on June 20, 2026 at Gateway Arch National Park.
Educational TalkEducational TalkGateway to the Stars: Planets around other Suns
June 20
Downtown, St. Louis
🎫Purchase tram tickets in advance to skip queues
🛂Expect airport-style security screening
An astronomy-focused planetarium experience exploring exoplanets and distant solar systems at Gateway Arch National Park.
planetarium show
astronomy & space
educational program
family-friendly
Educational TalkEducational TalkGateway to the Stars: Planets around other Suns
June 20
Downtown, St. Louis
🎫Purchase tram tickets in advance to skip queues
🛂Expect airport-style security screening
An astronomy-focused planetarium experience exploring exoplanets and distant solar systems at Gateway Arch National Park.
planetarium show
astronomy & space
educational program
family-friendly