Idaho Falls.
The definitive guide to dark skies and celestial observation in Idaho Falls, ID. Verified using National Park Service and NASA Night Sky Network Clubs data.
Quick Guide for Idaho Falls
- Top Community Pick: Grace Junior High (~65.2 miles)
- Best Scientific Reading: Bortle 5.0 at Albright Pulloff
- Local Experts: Idaho Falls Astronomical Society
- Verified Observations: 1 distinct spots
Stargazing in Idaho Falls is surprisingly rewarding if you know exactly where to set up your tripod. While enthusiasts often gather at Grace Junior High for its accessibility, scientific audits conducted by the National Park Service at Albright Pulloff provide the most accurate reading of the regional sky quality, measuring at a Bortle 5.0. Atmospheric stability in the Idaho Falls region is often influenced by local topography, which can help settle the air for high-magnification viewing.
The Best Times for Stargazing in Idaho Falls
For the best results in Idaho 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 Idaho Falls Observers
Before heading out to Grace Junior High, we recommend arriving during civil twilight to scout the terrain safely. For the best views the site, 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.
Idaho Guide
Local Top Spots
Community-vetted locations known for clear horizons and accessibility for telescopes and astrophotography.
Grace Junior High
" Standard Advice: Dress in layers as temperatures drop quickly after sunset. Use a red-light flashlight to preserve your night vision. "
NPS Sky Measurements
Instrumented readings from the National Park Service Night Sky Program, providing the most accurate SQM and Bortle classifications.
Albright Pulloff
Grand Teton NP
"No cars at this site, easier to dark adapt. SQM 21.7. Headlights reflecting off truck camper"
Gros Ventre Campground
Grand Teton NP
"Camplight in campground causing direct glare SQM 21.62."
International Dark Sky Parks
Premier locations certified for their exceptional dark sky quality and commitment to light pollution mitigation.
Jackson Hole Airport
Teton County, Wyoming, lies at the heart of the Greater Yellowstone Ecosystem, the largest intact ecosystem in the contiguous United States.
Craters Of The Moon National Monument
Craters Of The Moon National Monument protects some 21,618 hectares of volcanic formations and lava flows on the northern edge of the Snake River Plain in south…
Local Astronomy Clubs
Connect with experts and fellow enthusiasts through local astronomical societies and community groups.