Pearsall.

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

Bortle Scale
3
Best Regional Reading
Sky Quality
21.31
SQM Zenith Value
Verified Sites
5
Community Vetted
Dark Sky Parks
2
IDA Certified Nearby

Quick Guide for Pearsall

  • Top Community Pick: Raymond Rimkus Park (~50.7 miles)
  • Best Scientific Reading: Bortle 5.0 at Rancho de Las Cabras
  • Local Experts: San Antonio Astronomical Association
  • Verified Observations: 5 distinct spots

If you’re looking to escape the light pollution of Pearsall, you’re in luck. While enthusiasts often gather at Raymond Rimkus Park for its accessibility, scientific audits conducted by the National Park Service at Rancho de Las Cabras provide the most accurate reading of the regional sky quality, measuring at a Bortle 5.0. The local landscape of Pearsall offers several pockets of darkness that are perfect for deep-sky observation.

The Best Times for Stargazing in Pearsall

Since Pearsall 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 Pearsall Observers

When visiting Raymond Rimkus Park, remember to check if the gates close at sunset or if a night-use permit is required. A medium-aperture telescope is ideal for resolving the rings of Saturn and bright star clusters this location. 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: 100%

Raymond Rimkus Park

50.7 mi
Distance

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

Leon Valley, TX 78238
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Premier Verified Hub Confidence: 95%

Guadalupe River State Park

71.9 mi
Distance

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

Bergheim, TX 78004
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Active Viewing Spot Confidence: 82.5%

Hardberger Park

51.7 mi
Distance

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

San Antonio, TX 78230
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Active Viewing Spot Confidence: 82.5%

Medina River Natural Area

51.7 mi
Distance

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

San Antonio, TX 78264
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Active Viewing Spot Confidence: 82.5%

Eisenhower Park (City of San Antonio)

51.7 mi
Distance

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

San Antonio, TX 78257
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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.

Rancho de Las Cabras

San Antonio Missions NHP

19.96 SQM
Bortle Class 5

"Sky near the horizon looks bright all the way around. The biggest and brightest light dome comes from the northwest. The light dome extends all the way to zenith. Red flashing lights to the northeast. Milky Way looks faint overhead and is invisible below 45 degrees in altitude."

Observation Date
10/25/2019
Elevation
126m
Zenith Brightness
20.31

LBJ Ranch Dales Trap

Lyndon Johnson NHP

21.31 SQM
Bortle Class 3

"Sky quality measurements were recorded at LBJ Ranch Dales Trap in Lyndon Johnson NHP on 4/1/2005. The site demonstrated a scientific darkness reading of 21.31 SQM."

Observation Date
4/1/2005
Elevation
460m
Zenith Brightness
21.71

International Dark Sky Parks

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

IDA Certified Distance: 90.3 miles

UBarU Camp and Retreat Center

The UBarU Camp and Retreat Center UBarU is a 57.5-hectare (142-acre) property in southwest Gillespie County, Texas, owned and operated by the Unitarian…

Category
Dark Sky Park
Certified
2015
Land Area
0.57 km2
Coordinates
30.1900, -99.2700
IDA Certified Distance: 96.6 miles

Fredericksburg, Texas

Fredericksburg is the seat of Gillespie County, in the U.S. State of Texas. As of the 2010 Census, the city had a population of 10,530. Founded in 1846 and…

Category
International Dark Sky Community
Certified
2020
Land Area
24.95 km2
Coordinates
30.2752, -98.8720

Local Astronomy Clubs

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

NASA Night Sky Club ID
#59

San Antonio Astronomical Association

San Antonio, TX

NASA Night Sky Club ID
#414

San Antonio League of Sidewalk Astronomers

San Antonio, TX