State Research Hub

The Darkest Skies
in Connecticut

Access the definitive rankings of the top 10 National Park Service Champions and International Dark Sky Parks in Connecticut. Explore our comprehensive directory of 50 Connecticut cities to find the perfect dark sky spot with verified scientific data.

National Park Service Reports

Scientific Reports

The darkest verified spots in the state. Pro Tip: Dark sky reports reveal their best details through precision optics.

1

Province Lands VC

Cape Cod NS

20.67 SQM
Bortle Class 5

Local Relevance

Connecticut enthusiasts typically use the instrumented readings from Province Lands VC to calibrate their deep-sky expectations for the area.

"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
2

Concord Bridge

Minute Man NHP

20.23 SQM
Bortle Class 5

Local Relevance

For observers in Connecticut, Concord Bridge serves as the definitive baseline for high-altitude transparency and localized skyglow data.

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

Observation Date
9/17/2007
Elevation
40m
Zenith Brightness
20.56
3

Meadow south of Church House

Hopewell Furnace NHS

19.87 SQM
Bortle Class 5

Local Relevance

Connecticut enthusiasts typically use the instrumented readings from Meadow south of Church House to calibrate their deep-sky expectations for the area.

"Sky quality measurements were recorded at Meadow south of Church House in Hopewell Furnace NHS on 8/16/2014. The site demonstrated a scientific darkness reading of 19.87 SQM."

Observation Date
8/16/2014
Elevation
200m
Zenith Brightness
20.23
4

Jockey Hollow

Morristown NHS

19.36 SQM
Bortle Class 7

Local Relevance

For observers in Connecticut, Jockey Hollow serves as the definitive baseline for high-altitude transparency and localized skyglow data.

"Site next to Wick House in a field north of the orchard. Seeing very good, transparency fair. Very humid, dew on the grass. No part of the sky is dark, a gradient of sky brightness from horizon to zenith. The sky is grayish white, near the NYC and Newark light dome some peach color seen. Very bright near the horizon, which is actually at least 10 degrees above the true horizon. The site is in a "hollow" and has tall trees all around, so the brightest parts of light domes are masked. No distinct "domes" are seen, the sky is bright all around except toward the west, which looks dark by comparison. It is therefore impossible to attribute light pollution to any individual city. The Milky Way is not at the zenith at this time of the year, but even late when the summer Milky Way is higher it is invisible. Near the zenith there are some features, the Coma cluster is seen as 10-12 stars, the form of Ursa Major and Leo are readily seen, but anything below 60 degrees above the horizon is severely compromised. The land is well illuminated, navigation easy unless you are looking toward New York and Newark, where the light of the sky produces glare. Estimate about 1/4 of scoptopic vision is lost, unless looking at the eastern sky, which is much brighter. Bortle Class 7, could be 6 later on if it gets a bit darker. With patience, remarkably ZLM of 5.9 is achieved."

Observation Date
4/13/2010
Elevation
188m
Zenith Brightness
19.78

Certified Dark Sky Parks

IDA Registered

International Dark Sky Association certified locations. Visiting a park? Don't forget a red-light flashlight to preserve the dark.

AMC Maine Woods

International Dark Sky Park

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…

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Cherry Springs State Park

Dark Sky Park

Due to its exceptionally dark skies, Cherry Springs State Park is one of the best places in the eastern U.S. for stargazing. Situated at 700 m above sea level…

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Sky Meadows State Park

International Dark Sky Park

Sky Meadows State Park is a 754-hectare site in northern Virginia, U.S., about one hour from the Washington, D.C., metro area. The name ‘Sky Meadows’ comes from…

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The Celestial Photographer's Staging Advice

Gearing Up for Connecticut Nights

"Staging for Connecticut nights requires a versatile kit that can handle anything from high-altitude thinning air to the humid coastal gradients found across the state."

The Connecticut Field Kit

Across the breadth of Connecticut, the transition from major light domes to protected scientific zones creates a unique challenge for the modern observer.

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