Milky Way Planner
    Dark Sky Locations
    Bortle 4

    Sisters International Dark Sky Community

    Oregon, United States44.2900°, -121.5500°Peak altitude 17°11.6h peak darknessBest: May, Jul, Jun, Apr, Aug, Mar, Sep, Feb, Oct

    Milky Way Calendar

    Nightly visibility ratings for Sisters International Dark Sky Community

    Recognition

    Year designated

    2025

    Recognized by

    DarkSky International

    DSAG class

    6a

    Area

    65 ha

    Nearby Dark Sky Locations

    View all

    Prineville Reservoir State Park International Dark Sky Park

    42miBortle 4

    Antelope International Dark Sky Community

    59miBortle 2

    Oregon Outback International Dark Sky Sanctuary

    113miBortle 1

    Cottonwood Canyon State Park International Dark Sky Park

    138miBortle 2

    Oregon Caves National Monument and Preserve International Dark Sky Park

    178miBortle 4

    Plan a Shoot

    Open in the planner with this location pre-filled.

    Open Planner

    Browse Workshops

    Astrophotography workshops at dark sky locations.

    Find a Workshop

    Go Premium

    Weather forecasts, PDF exports, and more.

    Learn More