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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

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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

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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 07:12 AM
  • Civil at 06:41 AM
  • Nautical at 06:05 AM
  • Astronomical at 05:28 AM
  • Seattle Sunset
  • Official at 07:21 PM
  • Civil at 07:52 PM
  • Nautical at 08:28 PM
  • Astronomical at 09:06 PM
  • Lunar Phase
  • Sky Conditions
  • Seattle
  • Rattlesnake Mountain Trailhead & Snoqualmie Point Park
  • Covington Community Park
  • Bonney Lake & Buckley
  • Goldendale Sky Village & Star Field Complex