Stirling Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

19.19

Bortle class

Class 7 (Class 7)

Darkness Quotient

36%

Dataset

April 2026

Suburban/urban transition

Stirling: The Practical Verdict

Stirling, situated in central Scotland, is a smaller city but suffers from high levels of light pollution typical of urbanised areas. The sky here is rated as poor for stargazing, with the Milky Way not visible due to the suburban glow.

Despite the light pollution, some celestial objects remain accessible. Bright targets such as the Moon, planets, open clusters, and double stars are visible and suitable for observing. Imaging narrowband nebulae can still provide results if done with care, although broadband and faint deep-sky targets are impractical.

For significantly darker skies, heading towards Coire Dearg about 100 km north-west is recommended. This site offers much improved darkness and better conditions for deep-sky observation or imaging efforts.

At a Glance

Overall

Poor urban/suburban sky - This is a poor sky for astronomy. The Moon, planets, and a few bright objects remain viable, but deep-sky work is difficult.

Milky Way

Not visible - The Milky Way is not realistically visible from this level of light pollution.

Best targets from here

Moon, planets, bright double stars, bright open clusters, narrowband imaging with careful processing

Do not prioritise

visual deep-sky observing, broadband galaxies, reflection nebulae, Milky Way photography

Best nearby upgrade

Coire Dearg sits about 98 km north west and reaches Bortle 3, roughly 9.7x darker.

Moderate dark window

Stirling's limiting factor is not only light pollution. Around midsummer, Stirling loses true astronomical darkness entirely, so deep-sky observing and imaging are strongly seasonal. Plan serious sessions around the darker months.

Frequently Asked Questions

Can you see the Milky Way from Stirling?

No. Stirling is a Bortle Class 7 sky with SQM 19.19, so the Milky Way is not visible from the city. For Milky Way photography, look for a Bortle 4 or darker site.

What Bortle class is Stirling?

Stirling is Bortle Class 7 (SQM 19.19), a poor urban/suburban sky for astronomy.

Is Stirling good for stargazing?

Not for serious deep-sky observing. Stirling is a poor urban/suburban sky where the Moon, planets, and a handful of bright targets are the realistic options from the city itself.

Is Stirling good for astrophotography?

Broadband deep-sky imaging is heavily compromised from Stirling and a Bortle 4 or darker site is strongly recommended. Narrowband imaging of bright emission nebulae remains viable from Stirling with appropriate Ha or OIII filters.

What can you observe from Stirling?

Primary targets from Stirling include Moon, planets, bright double stars, bright open clusters, narrowband imaging with careful processing. Targets such as visual deep-sky observing, broadband galaxies, reflection nebulae are not realistic from this sky.

Where are darker skies near Stirling?

The closest meaningfully darker mapped site is Old Kilcreggan, about 57 km west south west of Stirling, reaching Bortle 4.

When is the sky darkest in Stirling?

The sky over Stirling is darkest around January, December. Major high-latitude limitation: around 97 nights per year have no true astronomical darkness.

Is light pollution in Stirling getting better or worse?

Long-term light pollution over Stirling has been broadly stable across the available measurements.

• Old Kilcreggan

  Direction

  WSW

  Distance (km)

  57.2

  SQM

  21.11

  Bortle

  4

• Inveraray

  Direction

  W

  Distance (km)

  75.3

  SQM

  21.62

  Bortle

  3

• Coire Dearg

  Direction

  NW

  Distance (km)

  98.4

  SQM

  21.66

  Bortle

  3

• Aberdeenshire

  Direction

  NNE

  Distance (km)

  96.5

  SQM

  21.55

  Bortle

  3

• North Ayrshire

  Direction

  WSW

  Distance (km)

  98.8

  SQM

  21.43

  Bortle

  3

• Liggate

  Direction

  SSW

  Distance (km)

  101.1

  SQM

  21.22

  Bortle

  4