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You may support PPA projects, including the Mini Grant program, by contributing with credit card, debit card, or Paypal using this Donate button:
Support PPA!
Support PPA!
The Pacific Planetarium Association (PPA) is a non-profit organization with members mostly from planetariums in the western states of Alaska, California, Hawaii, Idaho, Nevada, Oregon, Washington.
Our mission is to facilitate communication and cooperation among members of the planetarium community to help them provide the very best services to their respective communities in science literacy, arts & humanities awareness, and understanding of our universe.
Planetarium Planetarium projector and M81, M82
Upcoming PPA events:
Upcoming PPA events:
2026 Planetarians' Zoom Seminars (PZSs) are usually on the last Friday of the month. They are recorded and archived on the Seminar Archive page. For connection URL, see the Seminar Connection page. See Seminar Schedule page for full descriptions.
2026 Jun 26, at 11am PDT (2pm EDT, 18:00 UTC), Presenterless Discussion of How To Handle Planetarium Audience Problems. We will share planetarium problems such as awkward questions from the audience, discipline issues, technical difficulties, publicity… and offer strategies for solutions to those problems. This is also a chance for you to tell the story of the strangest thing that ever happened to you in a planetarium.
Announcements:
Announcements:
PPA Officers as of January 3rd 2026: Secretary Tony Smith and Treasurer Andrew Kerr
Latest recording on the Planetarians' Zoom Seminar Archive page: 2026 Apr 24 Open Discussion: AI in Your Dome facilitated by Jeff Nee.
Now live: make a DONATION to PPA.
To become a PPA member, see the PPA Membership page.
M13 image by Rich Lohman
The Pacific Planetarium Association pay tribute to the lives and legacies of dear members who have passed on, but remain with us in memory: Don Warren (1999), Charles Hagar (2013), Lonny Baker (2015), Dale Etheridge (2019), Mike Bennett (2021), and Steve Craig (2021).
PPA is an affiliate of the International Planetarium Society. Recordings of recent IPS virtual conferences are on the IPS youtube channel.
PPA is also one of the associations in the Western Alliance Conference of Planetarium Associations (WAC—Western Alliance Conference).
PPA youtube channel: youtube.com/@ppadomes
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