Oxford Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

19.19

Bortle class

Class 7 (Class 7)

Darkness Quotient

36%

Dataset

May 2026

Suburban/urban transition

Oxford: The Practical Verdict

Oxford, a historical city in Oxfordshire, is classified under high light pollution bracket. Astronomy quality is on the poorer side, characterised by a suburban/urban transition sky with a Bortle Class of 7. The most significant limiting factor here is the lack of visibility of the Milky Way due to the light conditions.

From the Oxford skies, celestial observation should focus chiefly on the Moon, planets, and bright double stars, as these objects manage to pierce the city's light dome. While narrowband imaging of bright emission nebulae is possible with careful processing, broadband deep-sky targets and detailed Milky Way photography are notably inaccessible. The south horizon is brighter, making the north-west the cleanest direction for stargazing.

Significant improvement in observing quality can be found around 120 km west-north-west, at a location like Moreton with its Bortle 4 skies. This could be a worthwhile destination for serious deep-sky enthusiasts looking to escape the light-polluted urban environment of Oxford.

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

Moreton sits about 118 km west north west and reaches Bortle 4, roughly 5.3x darker.

Moderate dark window

Oxford's limiting factor is not only light pollution. Around midsummer, Oxford 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 Oxford?

No. Oxford 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 Oxford?

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

Is Oxford good for stargazing?

Not for serious deep-sky observing. Oxford 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 Oxford good for astrophotography?

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

What can you observe from Oxford?

Primary targets from Oxford 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 Oxford?

The closest meaningfully darker mapped site is Weston-on-the-Green, about 13 km east of Oxford, reaching Bortle 5.

When is the sky darkest in Oxford?

The sky over Oxford is darkest around January, December. Significant summer limitation: around 62 nights per year have no true astronomical darkness.

Is light pollution in Oxford getting better or worse?

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

• Weston-on-the-Green

  Direction

  E

  Distance (km)

  12.6

  SQM

  20.58

  Bortle

  5

• Aston Rowant

  Direction

  ESE

  Distance (km)

  24.2

  SQM

  20.28

  Bortle

  6

• Froyle

  Direction

  SSE

  Distance (km)

  66.1

  SQM

  20.47

  Bortle

  5

• Well Bottom

  Direction

  SW

  Distance (km)

  92.2

  SQM

  20.93

  Bortle

  4

• Crawley

  Direction

  S

  Distance (km)

  71.4

  SQM

  20.50

  Bortle

  5

• Moreton

  Direction

  WNW

  Distance (km)

  118.1

  SQM

  21.01

  Bortle

  4