Keene.

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

Bortle Scale
5
Best Regional Reading
Sky Quality
20.67
SQM Zenith Value
Verified Sites
5
Community Vetted
Dark Sky Parks
2
IDA Certified Nearby

Quick Guide for Keene

  • Top Community Pick: Sullivan Observatory (~1.5 miles)
  • Best Scientific Reading: Bortle 5 at Concord Bridge
  • Local Experts: Keene Amateur Astronomers
  • Verified Observations: 5 distinct spots

Stargazing in Keene is surprisingly rewarding if you know exactly where to set up your tripod. While enthusiasts often gather at Sullivan Observatory for its accessibility, scientific audits conducted by the National Park Service at Concord Bridge provide the most accurate reading of the regional sky quality, measuring at a Bortle 5. Atmospheric stability in the Keene region is often influenced by local topography, which can help settle the air for high-magnification viewing.

The Best Times for Stargazing in Keene

Since Keene sits in a transitional light zone, viewing is best during the New Moon or after midnight when some commercial lighting is reduced.

Expert Tips for Keene Observers

Because Sullivan Observatory is a developed site, it often features established viewing pads and specialized equipment. 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.

Premier Verified Hub Confidence: 85%

Sullivan Observatory

1.5 mi
Distance

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

Keene, NH 03431
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Active Viewing Spot Confidence: 80%

Ashuelot River Park

1.5 mi
Distance

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

Keene, NH 03431
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Community Gathering Point Confidence: 62.5%

Keene High School

1 mi
Distance

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

Keene, NH 03431
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Active Viewing Spot Confidence: 77.5%

1879 Perkinsville Schoolhouse, Hoisington Field

31.3 mi
Distance

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

Perkinsville, VT 05151
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Community Gathering Point Confidence: 62.5%

Keene State college

1.9 mi
Distance

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

Keene, NH 03431
Get Directions
Scientific Audit

NPS Sky Measurements

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

Concord Bridge

Minute Man NHP

20.23 SQM
Bortle Class 5

"Fog in field lowland, possibly some patchy fog. Bright site"

Observation Date
9/17/2007
Elevation
40m
Zenith Brightness
20.56

Province Lands VC

Cape Cod NS

20.67 SQM
Bortle Class 5

"Sky quality measurements were recorded at Province Lands VC in Cape Cod NS on 11/14/2004. The site demonstrated a scientific darkness reading of 20.67 SQM."

Observation Date
11/14/2004
Elevation
20m
Zenith Brightness
20.74

International Dark Sky Parks

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

IDA Certified Distance: 138.6 miles

AMC Maine Woods

The Appalachian Mountain Club’s (AMC) Maine Woods Initiative lands consist of over 400 square kilometers of land in central Maine, U.S. The park is at the edge…

Category
International Dark Sky Park
Certified
2021
Land Area
404.25 km2
Coordinates
43.9229, -69.8848
IDA Certified Distance: 273.2 miles

Katahdin Woods and Waters National Monument

Within the North Woods of Maine, Katahdin Woods and Waters National Monument covers an area of approximately 87,500 acres within a larger landscape already…

Category
International Dark Sky Sanctuary
Certified
2020
Land Area
354 km2
Coordinates
45.9766, -68.7335

Local Astronomy Clubs

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

NASA Night Sky Club ID
#478

Keene Amateur Astronomers

Keene, NH

NASA Night Sky Club ID
#579

Springfield Telescope Makers

Springfield, VT