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Gain free entrance to the Weis Earth Science Museum when you purchase tickets for a Barlow Planetarium show.

Fun for all ages

Explore the earth and sky with two amazing scientific attractions in one visit!

The Weis Earth Science Museum is the official mineralogical museum of Wisconsin. In addition to its permanent collection of rocks, fossils and minerals, the Evolving Gallery features rotating exhibits throughout the year.

The Barlow Planetarium draws more than 35,000 visitors annually, featuring star and laser shows that are both educational and entertaining.

Hours of Operation

Weis Earth Science Museum

Wednesday–Friday: Noon–4:30 p.m.
 10 a.m.–4:30 p.m.
Closed Sunday–Tuesday

Barlow Planetarium

Tuesday–Friday:  2–4 p.m.
Saturday:  12:30–4 p.m.
Evenings:  30 minutes prior to first show
Closed Sunday–Monday

Two-for-one Deal

The two-for-one admission deal is valid at any time. For example, visitors can catch an evening laser show in the Barlow Planetarium and return another day to visit the Weis Earth Science Museum.

Catch both attractions in one visit

Wednesday–Friday: Noon–4:30 p.m.
Saturday: 10 a.m.–4:30 p.m.

Star Show Schedule




November 1-22


November 25 Family Astronomy Night. (Special Black Friday Sale!)

  • 6:00 p.m. |  Laser Holidays - Family Laser Show
  • 7:30 p.m. | 'Tis the Season - Feature Astronomy Show
  • 6:30 - 9:30 p.m. |Telescope Viewing of The Moon and Planets (weather permitting)


November 24-January 6

  • Sundays & Mondays | CLOSED
  • Wednesdays at 4:00 p.m. | Orion - Children's Show
  • Thursdays at 4:00 p.m. | Laser Holidays  -  Family Laser Show
  • Fridays at 4:00 p.m. | 'Tis the Season - Feature Astronomy Show
  • Saturdays at 1:00 p.m. | Orion - Children's Show
  • Saturdays at 2:30 p.m. | Laser Holidays  -  Family Laser Show
  • Saturdays at 4:00 p.m. | 'Tis the Season - Feature Astronomy Show

Special Black Friday Sale!

Laser Show Schedule


Laser show times

November 3-18

November 24-January 6

Special Black Friday Sale!

Where to find us

The Weis Earth Science Museum and Barlow Planetarium are conveniently located together in the main building of the UW Oshkosh, Fox Cities Campus in Menasha.

Visitor parking is available at no cost. Enter through main doors by the Barlow Planetarium.

Plan your trip with Google Maps.