Pasco.

The definitive guide to dark skies and celestial observation in Pasco, WA. Verified using National Park Service and NASA Night Sky Network Clubs data.

Bortle Scale
6
Best Regional Reading
Sky Quality
21.18
SQM Zenith Value
Verified Sites
1
Community Vetted
Dark Sky Parks
2
IDA Certified Nearby

Quick Guide for Pasco

  • Top Community Pick: Moses Lake: General (~61.2 miles)
  • Best Scientific Reading: Bortle 6.0 at Burch Mountain
  • Local Experts: Tri-City Astronomy Club of Southeastern Washington
  • Verified Observations: 1 distinct spots

Searching for a clear window into the cosmos near Pasco, WA? While enthusiasts often gather at Moses Lake: General for its accessibility, scientific audits conducted by the National Park Service at Burch Mountain provide the most accurate reading of the regional sky quality, measuring at a Bortle 6.0. Atmospheric stability in the Pasco region is often influenced by local topography, which can help settle the air for high-magnification viewing.

The Best Times for Stargazing in Pasco

For the best results in Pasco, aim for a ‘New Moon’ window. In these dark-sky conditions, the absence of moonlight allows the Milky Way to cast visible shadows.

Expert Tips for Pasco Observers

Before heading out to Moses Lake: General, we recommend arriving during civil twilight to scout the terrain safely. For the best views at this spot, try to observe targets when they are highest in the sky to minimize atmospheric interference. Local enthusiasts often frequent this spot, making it a great place to meet experienced observers. Regardless of your gear, allow 30 minutes for your eyes to fully dark-adapt.

Local Top Spots

Community-vetted locations known for clear horizons and accessibility for telescopes and astrophotography.

Community Gathering Point Confidence: 52.5%

Moses Lake: General

61.2 mi
Distance

" Standard Advice: Dress in layers as temperatures drop quickly after sunset. Use a red-light flashlight to preserve your night vision. "

Moses Lake, WA 98837
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Scientific Audit

NPS Sky Measurements

Instrumented readings from the National Park Service Night Sky Program, providing the most accurate SQM and Bortle classifications.

Burch Mountain

Chelan County

21.18 SQM
Bortle Class 6

"Partly cloudy at the beginning of the night and gradually became clear later. Humid but no wind."

Observation Date
5/8/2018
Elevation
1248m
Zenith Brightness
21.6

Burch Mountain

Chelan County

20.73 SQM
Bortle Class 5

"Sky quality measurements were recorded at Burch Mountain in Chelan County on 5/31/2019. The site demonstrated a scientific darkness reading of 20.73 SQM."

Observation Date
5/31/2019
Elevation
1251m
Zenith Brightness
21.1

International Dark Sky Parks

Premier locations certified for their exceptional dark sky quality and commitment to light pollution mitigation.

IDA Certified Distance: 83.0 miles

Cottonwood Canyon State Park

Cottonwood Canyon State Park is a scenic and tranquil state park in North Central Oregon. Spanning over 16,000 acres of public land, Oregon’s second-largest…

Category
International Dark Sky Park
Certified
2024
Land Area
65 Sq. Km
Coordinates
45.4699, -120.4426
IDA Certified Distance: 120.4 miles

Antelope, Oregon

Located in the upper Antelope Valley of north-central Oregon, the city of Antelope lies along an ancient route connecting the John Day watershed to the Great…

Category
International Dark Sky Community
Certified
2024
Land Area
1.19 Sq. Km
Coordinates
44.9105, -120.7227

Local Astronomy Clubs

Connect with experts and fellow enthusiasts through local astronomical societies and community groups.

NASA Night Sky Club ID
#611

Tri-City Astronomy Club of Southeastern Washington

Richland, WA

NASA Night Sky Club ID
#434

AquaSoft Astronomy Club

Ellensburg, WA