Arlington Stargazing & Astronomy Report
Light pollution and stargazing locations near Arlington
- City
- Arlington
- Country
- United States
- Latitude
- 32.7357
- Longitude
- -97.1081
Key Sky Quality Metrics
- SQM (mag/arcsec²)
- 17.37
- Bortle class
- Class 9 (Class 9)
- Darkness Quotient
- 18%
- Dataset
- March 2026
Inner city sky
Arlington stargazing at a glance
Arlington is a major urban city in north Texas, set within the vast Dallas–Fort Worth metro area and known for its intensely developed metropolitan character. The city generally experiences Extreme Light Pollution, with a Darkness Quotient of just 18% — placing it among the more light-polluted urban skies in the United States.
In practical terms, the most realistic targets from within the city are the Moon, planets, double stars and the brightest open clusters. Fainter deep-sky objects are heavily washed out by the city glow, with only a few of the very brightest nebulae or globular clusters possible on good nights.
Truly darker skies are not close at hand, and a worthwhile improvement means leaving the metro glow well behind. The nearest reasonable step up is about 100 kilometres to the south-south-west, near Bosque County, Texas, where conditions reach Bortle 4.
The map shows Arlington embedded in a broad, intense urban light dome, with a bright white-pink core surrounded by a thick red and yellow halo. That pattern is typical of a heavily built-up metropolitan centre where skyglow spills far beyond the city itself.
Around the core, the brightness remains elevated in most directions, with numerous smaller red and orange hotspots scattered across the wider region. This tells you Arlington is not dealing with an isolated pool of light pollution, but with a continuous network of surrounding urban and suburban sources.
The darkest colours on the map appear mainly farther out to the west and south-west, where the blue tones deepen and some grey-black patches begin to emerge. By comparison, the eastern half of the map looks busier and more fragmented by secondary light domes, so Arlington sits in one of the brighter parts of an already luminous regional landscape.
What the overhead sky is like
Looking straight up from Arlington, the zenith is heavily affected by urban skyglow, matching an inner-city style sky rather than anything close to rural darkness. The background sky will usually appear pale and washed out rather than truly black, especially once any haze or humidity is present.
Under these conditions, the brighter constellations remain easy enough to trace, and the main seasonal star patterns are still recognisable. What disappears is the fine detail: fainter stars drop away, the Milky Way is effectively lost, and the sky has far less depth than it would from even a moderately darker site.
For casual observing this still leaves plenty to enjoy in the Solar System, but for deep-sky work the overhead view from the city is strongly constrained by the bright background.
north - poor
Fifteen kilometres north of Arlington, the sky is still poor, remaining in Bortle 9 conditions with very little real relief from the city glow. It does improve farther out, but even after a long run in that direction the best sampled sky only reaches Bortle 5, so genuinely dark skies are not available within the sampled distance.
north-north-east - poor
Fifteen kilometres north-north-east of the city, conditions are still poor at Bortle 9, so this is not a direction for a quick escape from urban skyglow. Much better skies do appear farther out, with genuinely dark conditions reached at about 200 kilometres.
north-east - poor
At 15 kilometres to the north-east, the sky is still poor and firmly urban, staying at Bortle 9. It does become much better with distance, reaching good conditions by around 200 kilometres, though genuinely dark skies are not reached within the sampled radius.
east-north-east - poor
Fifteen kilometres east-north-east of Arlington, the sky remains poor at Bortle 9 and the city glow is still dominant. This direction improves dramatically only much farther out, with genuinely dark skies reached at about 200 kilometres.
east - poor
A short drive east leaves you with poor skies overall, with the 15-kilometre sample still reading Bortle 8. Conditions improve somewhat with distance, but even at the far end of the sampled range they only recover to Bortle 6, so genuinely dark skies are not available that way.
east-south-east - poor
Fifteen kilometres east-south-east, the sky is still poor at Bortle 9 despite being outside the immediate city centre. The outlook improves steadily farther out and reaches good conditions by around 200 kilometres, though truly dark sky is not achieved within the sampled radius.
south-east - poor
At 15 kilometres south-east of Arlington, conditions are still poor, though a little less harsh than the city centre at Bortle 8. This direction keeps improving with distance, and genuinely dark skies are reached at about 200 kilometres.
south-south-east - poor
Fifteen kilometres south-south-east, the sky is still poor at Bortle 8, so only the brightest objects stand out well. With a much longer drive the sky becomes good by around 200 kilometres, but genuinely dark conditions are not reached within the sampled distance.
south - poor
A quick move south still leaves you under poor skies, with the 15-kilometre sample at Bortle 8. This is one of the more promising directions for improvement, reaching good conditions by around 200 kilometres, though not true dark-sky levels within the sampled range.
south-south-west - poor
Fifteen kilometres south-south-west of Arlington, the sky is still poor at Bortle 8, but it begins to improve more convincingly than in some other directions. By about 100 kilometres the sky reaches good territory, although genuinely dark sky is not found within the sampled radius that way.
south-west - poor
At 15 kilometres south-west, the sky remains poor at Bortle 8, so this is still very much metro-area observing. Conditions become good farther out, around 200 kilometres, though truly dark sky is not reached within the sampled distance.
west-south-west - poor
Fifteen kilometres west-south-west, the sky is still poor at Bortle 9 and strongly affected by the city light dome. This direction improves well with distance, reaching good conditions by about 100 kilometres and genuinely dark skies at roughly 200 kilometres.
west - poor
A short drive west does little to help at first, with the 15-kilometre sample still in poor Bortle 9 territory. The payoff comes much farther out, where skies turn good by around 100 kilometres and genuinely dark by about 200 kilometres.
west-north-west - poor
Fifteen kilometres west-north-west of Arlington, the sky is still poor at Bortle 9, so nearby gains are limited. Farther out this becomes one of the strongest directions, with good skies around 100 kilometres and genuinely dark conditions by about 200 kilometres.
north-west - poor
At 15 kilometres north-west, the sky remains poor at Bortle 9 and still feels very much under the urban dome. It improves with distance and becomes good by around 100 kilometres, but genuinely dark skies are not reached within the sampled range.
north-north-west - poor
Fifteen kilometres north-north-west of the city, the sky is still poor at Bortle 9. There is a useful improvement much farther out, reaching good conditions at around 100 kilometres, although truly dark sky is not achieved within the sampled distance.
zenith - poor
Straight overhead, Arlington's zenith is poor, matching Bortle 9 conditions with a bright, washed-out background sky. The main constellations and brighter stars remain visible, but faint stars are thinned out heavily and the Milky Way is effectively absent from view.
This is the kind of overhead sky where planets and the Moon still perform well, but deep-sky observing quickly runs into the city glow.
-
Near Pontotoc County, Oklahoma
- Direction
- ENE
- Distance (km)
- 250
- SQM
- 21.05
- Bortle
- 4
Bright nebulae, galaxies, narrowband imaging
-
Near Limestone County, Texas
- Direction
- SSE
- Distance (km)
- 155.7
- SQM
- 20.98
- Bortle
- 4
Bright nebulae, galaxies, narrowband imaging
-
Near Bosque County, Texas
- Direction
- SSW
- Distance (km)
- 99.9
- SQM
- 20.95
- Bortle
- 4
Bright nebulae, galaxies, narrowband imaging
Genuinely dark skies require a meaningful drive from Arlington rather than a quick hop out of town. The nearest really useful improvement is about 100 kilometres to the south-south-west, near Bosque County, Texas, where the sky reaches Bortle 4.
Closer to the city, the glow of the wider metro area hangs on stubbornly, so short drives tend to bring only modest gains rather than a true dark-sky experience.
-
Within 100 km
- Place
- Near Bosque County, Texas
- Direction
- SSW
- Distance (km)
- 99.9
- SQM
- 20.95
- Bortle
- 4
-
Within 200 km
- Place
- Near Limestone County, Texas
- Direction
- SSE
- Distance (km)
- 155.7
- SQM
- 20.98
- Bortle
- 4
-
Within 500 km
- Place
- Near Pontotoc County, Oklahoma
- Direction
- ENE
- Distance (km)
- 250
- SQM
- 21.05
- Bortle
- 4
Long-term light pollution trend
Arlington's long-term trend points in the wrong direction for stargazers, with average sky darkness slipping from 17.59 SQM in the earliest record to 17.37 SQM in the latest one. The overall trend slope of -0.0243 SQM per year suggests a gradual brightening rather than a sudden change.
The full record is fairly tight, ranging from 17.34 to 17.81 SQM across 75 datasets. In other words, conditions have not swung wildly from year to year — Arlington has been persistently bright for a long time, with a slow drift towards an even more light-polluted sky.
For local observers, that means the city sky is not only bright, but consistently so. Planning around Moon phase and transparency still matters, but the underlying urban skyglow remains the dominant limitation.
From within Arlington itself, the clear winners are bright, high-contrast targets that can punch through a luminous urban sky. The Moon, planets, double stars and the brightest open clusters are the most dependable choices.
A few showpiece deep-sky objects can still be attempted with care, especially bright nebulae such as M42 and the brightest globular clusters, but expectations need to stay modest. Low-surface-brightness objects are where the city sky becomes most limiting.
For the Milky Way, faint galaxies, wide nebula fields and meteor watching, a darker site outside the city is dramatically better. Those targets depend far more on a dark background sky than on telescope size alone.
- Moon
- planets
- double stars
- brightest open clusters
- bright nebulae such as M42
- the brightest globular clusters
- Milky Way
- faint galaxies
- broadband nebulae
- meteor showers
Can you see stars from Arlington?
Yes — you can still see stars from Arlington, especially the brighter ones that make up the main constellations. What you lose are the fainter background stars, so the sky looks much sparser than it would from the countryside.
Can you see the Milky Way from Arlington?
For most observers, no. With Arlington's bright inner-city sky, the Milky Way is effectively washed out from within the city.
What Bortle class is Arlington?
Arlington is Bortle 9, which is the brightest end of the urban sky scale. In practical terms, that means severe light pollution and a strong restriction on faint deep-sky observing.
What is the SQM reading in Arlington?
The measured sky brightness is 17.37 SQM. That is a bright urban reading, consistent with heavy skyglow overhead.
Where are the nearest darker skies to Arlington?
The nearest clearly better site in the supplied locations is Near Bosque County, Texas, about 100 kilometres to the south-south-west, where conditions reach Bortle 4. That is the nearest reasonable step up from the city sky.
Is Arlington good for astrophotography?
It can work for lunar, planetary and some narrow-field bright-object imaging, but Arlington is not a strong location for deep-sky astrophotography under natural-looking skies. The bright background makes broadband nebulae and galaxies much harder unless you travel to a darker site.
How far do you need to drive from Arlington for better stargazing?
For a clearly worthwhile improvement, you are looking at about 100 kilometres from the city, with Near Bosque County, Texas offering Bortle 4 conditions. Shorter trips usually bring only modest gains because the wider metro glow remains strong.