Seattle Astronomical Society is a nonprofit organization dedicated to promoting all aspects of amateur astronomy for the benefit of its members and the general public.

Upcoming Events

Fetching SAS upcoming events. One moment, please.

Fundraiser

Star Field Complex - Phase 2 Fundraiser. We are now collecting funds to develop the road and telescope field for the club's very own dark sky site near Goldendale WA in bortle 2 skies.

Recent Announcements

Fetching SAS recent announcements. One moment, please.
Join SAS

Join SAS!

SAS invites all to participate in popular SAS public events and to think about the benefits of becoming a member of SAS. All astronomy enthusiasts are welcome.

Sky Conditions

Clear skies are an essential ingredient for successful skywatching. Get a closer look at a clear sky chart or more general weather conditions.

  • Seattle Sunrise
  • Official at 06:15 AM
  • Civil at 05:42 AM
  • Nautical at 05:02 AM
  • Astronomical at 04:18 AM
  • Seattle Sunset
  • Official at 08:03 PM
  • Civil at 08:35 PM
  • Nautical at 09:15 PM
  • Astronomical at 10:00 PM
  • Lunar Phase
  • Sky Conditions
  • Seattle
  • Rattlesnake Mountain Trailhead & Snoqualmie Point Park
  • Covington Community Park
  • Bonney Lake & Buckley
  • Goldendale Sky Village & Star Field Complex