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William M. Brish Planetarium

space capsuleThe William M. Brish Planetarium is under the jurisdiction of Washington County, Maryland, Public Schools and is located at 820 Commonwealth Avenue, Hagerstown.

You can learn more about the William Brish Planetarium at the Planetarium Weebly site.

The Planetarium is in continuous use serving students from pre-school through senior citizen. Under the direction of Chris Kopco, all programs are presented live with active student participation.


Thank you for your support of the Washington County Planetarium. A series of public programs is presented during the school year. Programs are presented if schools are in session that day, unless otherwise noted. Professional days count too, but not holidays or inclement weather days.

2018-2019 School Year

Tuesday, April 9

  • 5:30 – 6:15 p.m. – Zula Patrol: Down to Earth (Pre-K – Elementary Age Audiences)
  • 7:00 – 8:00 p.m. – Discover the Stars (General Audiences)

Tuesday, April 23

  • 5:30 – 6:15 p.m. – Earth, Moon & Sun (Elementary – General Audiences)
  • 7:00 – 8:00 p.m. – Mayan Archaeoastronomy: Observers of the Universe (General Audiences)
    • In a feast of colours and sounds, Mayan Archaeoastronomy: Observers of the Universe makes a tour of 6 Mayan temples: San Gervasio, Chichen Itzá, Uxmal, Edzná, Palenque and Bonampak where the spectator dives into a Mayan world of knowledge about the importance of the orientations of its temples in relation to the movement of some stars like the Sun, the Moon and Venus

Tuesday, May 14

  • 5:30 – 6:15 p.m. – The Case of the Disappearing Planet (Upper Elementary Age – General Audiences)
  • 7:00 – 8:00 p.m. – Seeing! A Photon’s Journey Across Space, Time and Mind (General Audiences)
    • Follow the journey of a single photon as it is produced in a distant star, before traveling across the vast expanse of space to land on someone's retina. This explores some of the fascinating processes of the cosmos, from astrophysics to the biology of the eye and brain and is narrated by astronomer and science communicator, Neil deGrasse Tyson.

Tuesday, May 28

  • 5:30 – 6:15 p.m. – One World, One Sky (Pre-K – Early Elementary Age Audiences)
  • 7:00 – 8:00 p.m. – From Earth to the Universe (General Audiences)
    • This stunning, 30-minute voyage through time and space conveys, through an arresting combination of sights and sounds, the Universe revealed to us by science. 


  • Adults: $3
  • Children & Students: $2 (Family: $10 maximum)
  • Senior Citizens w/WCPS Gold Card: Free


Adults interested in astronomy may also participate in the Tristate Astronomers.  Tristate Astronomers' meetings are held the third Wednesday of each month (September through May) at 7:30 p.m. at the planetarium. Star parties are scheduled monthly.

Click here to contact the club president.