🔭 Planetariums, observatories and star parties in St. Louis
Grown-ups: these places are on other websites. Hold the button for two seconds to turn the names into links.
Planetariums
- James S. McDonnell Planetariumslsc.org
St. Louis · A Forest Park planetarium inside the Saint Louis Science Center that runs several full-dome sky and space shows each day, with tickets for each show.
Observatories with public nights
- Crow Observatory (Washington University)physics.washu.eduFree
St. Louis · A historic telescope dome atop Crow Hall on the Danforth Campus, open to visitors on clear evenings during the fall and spring semesters.
- Jefferson College Observatoryslasonline.org
Hillsboro · A college observatory south of the city where the St. Louis Astronomical Society hosts monthly public Saturday and Monday sky-viewing nights listed for 2026.
Astronomy clubs with star parties
- Astronomical Society of Eastern Missouriasemonline.org
Wentzville · An amateur astronomy club whose Friday Night Open House at the Broemmelsiek Park Astronomy Area offers public viewing through large club telescopes, weather permitting.
- RiverBend Astronomy Clubriverbendastro.org
Highland · An amateur astronomy club that sets up telescopes for public events, including telescope nights at a Highland, Illinois shopping center, and publishes upcoming sky events.
- St. Louis Astronomical Societyslasonline.orgFree
St. Louis · A nonprofit astronomy society, founded in 1936, that hosts public star parties at many sites around greater St. Louis and holds public meetings at Washington University.