Twin Falls.

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

Bortle Scale
1
Best Regional Reading
Sky Quality
21.76
SQM Zenith Value
Verified Sites
1
Community Vetted
Dark Sky Parks
2
IDA Certified Nearby

Quick Guide for Twin Falls

  • Top Community Pick: Bruneau Dunes Observatory (~73.6 miles)
  • Best Scientific Reading: Bortle 1 at Kings Bowl
  • Local Experts: Magic Valley Astronomical Society
  • Verified Observations: 1 distinct spots

Searching for a clear window into the cosmos near Twin Falls, ID? While enthusiasts often gather at Bruneau Dunes Observatory for its accessibility, scientific audits conducted by the National Park Service at Kings Bowl provide the most accurate reading of the regional sky quality, measuring at a Bortle 1. Atmospheric stability in the Twin Falls region is often influenced by local topography, which can help settle the air for high-magnification viewing.

The Best Times for Stargazing in Twin Falls

For the best results in Twin Falls, 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 Twin Falls Observers

Because Bruneau Dunes Observatory is a developed site, it often features established viewing pads and specialized equipment. For the best views here, 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.

Active Viewing Spot Confidence: 80%

Bruneau Dunes Observatory

73.6 mi
Distance

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

Mountain Home, ID 83647
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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.

Kings Bowl

Craters of the Moon NM

21.76 SQM
Bortle Class 1

"Sky quality measurements were recorded at Kings Bowl in Craters of the Moon NM on 6/25/2017. The site demonstrated a scientific darkness reading of 21.76 SQM."

Observation Date
6/25/2017
Elevation
1514m
Zenith Brightness
22.23

Inferno Cone

Craters of the Moon NM

21.56 SQM
Bortle Class 3

"Site on summit of Inferno Cone, 0.3 mile walk from parking area, OK for Public or telescopes. 5% clouds, increasing, only one data set obtained in early evening. High clouds to southwest accentuating light dome of Twin Falls. Southern horizon flat, north slightly blocked by mountains. Seeing very good, transparency good. Sky very dark at zenith, airglow seems less than usual, many light domes to east through south through southwest along I-15 corridor. No light dome extends more than 10 degrees above horizon.. Cars on highway 93 briefly point headlights directly at the site coming from the east."

Observation Date
9/10/2004
Elevation
1891m
Zenith Brightness
21.66

International Dark Sky Parks

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

IDA Certified Distance: 51.4 miles

City of Rocks National Reserve

City of Rocks National Reserve is located near the Utah/Idaho border in Cassia County, Idaho. The Park was established in 1988 to protect National Historic…

Category
International Dark Sky Park
Certified
2023
Land Area
43.05 km2
Coordinates
42.0725, -113.7062
IDA Certified Distance: 66.9 miles

Bruneau Dunes State Park

Bruneau Dunes State Park is located on southern Idaho’s northern edge of the vast Owyhee desert. Equidistant between Boise and Twin Falls, it serves as a…

Category
International Dark Sky Park
Certified
2024
Land Area
19.42 Sq. Km
Coordinates
42.8909, -115.7028

Local Astronomy Clubs

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

NASA Night Sky Club ID
#280

Magic Valley Astronomical Society

Kimberly, ID

NASA Night Sky Club ID
#586

Bruneau Dunes Observatory

Mountain Home, ID