Rotherham Stargazing & Astronomy Report

Light pollution and stargazing locations near Rotherham

City
Rotherham
Country
United Kingdom
Latitude
53.4302
Longitude
-1.3570

Key Sky Quality Metrics

SQM (mag/arcsec²)
18.51
Bortle class
Class 8 (Class 8)
Darkness Quotient
28%
Dataset
May 2026

City sky

Rotherham: The Practical Verdict

Rotherham is a small city located in South Yorkshire, United Kingdom. Unfortunately, the city experiences high light pollution, making the night sky poor for astronomical observations. The Milky Way is entirely washed out by the urban brightness, and the overall sky quality is classified as poor city sky.

From Rotherham, you'll primarily be able to observe the Moon, planets, and some bright stars. The bright urban sky renders deep-sky observations impractical, so any efforts should focus on the brighter targets or narrowband imaging with care. The sky is brightest towards the north-north-west, while the western horizon presents the least interference.

To improve stargazing experiences, heading to Norton-on-Derwent to the north-north-east about 85 km away offers a much darker sky environment. The site here is classified as Bortle 4, providing a significantly clearer view of the night sky, ideal for keen astronomers willing to make the trip.

At a Glance

Overall
Poor city sky - This is a poor city sky. The Milky Way is not visible and most deep-sky observing is unrealistic from the location itself.
Milky Way
Not visible - The Milky Way is erased by the bright urban sky background.
Best targets from here
Moon, planets, bright stars, double stars, solar system events, narrowband imaging only with care
Do not prioritise
visual deep-sky observing, broadband galaxies, reflection nebulae, widefield Milky Way
Best nearby upgrade
Norton-on-Derwent sits about 86 km north north east and reaches Bortle 4, roughly 8.8x darker.
Moderate dark window
Rotherham's limiting factor is not only light pollution. Around midsummer, Rotherham 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 Rotherham?

No. Rotherham is a Bortle Class 8 sky with SQM 18.51, 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 Rotherham?

Rotherham is Bortle Class 8 (SQM 18.51), a poor city sky for astronomy.

Is Rotherham good for stargazing?

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

Is Rotherham good for astrophotography?

Broadband deep-sky imaging is heavily compromised from Rotherham and a Bortle 4 or darker site is strongly recommended. Even narrowband imaging is difficult from Rotherham without careful processing.

What can you observe from Rotherham?

Primary targets from Rotherham include Moon, planets, bright stars, double stars, solar system events. Targets such as visual deep-sky observing, broadband galaxies, reflection nebulae are not realistic from this sky.

Where are darker skies near Rotherham?

The closest meaningfully darker mapped site is Halton, about 40 km south west of Rotherham, reaching Bortle 7.

When is the sky darkest in Rotherham?

The sky over Rotherham is darkest around January, December. Significant summer limitation: around 77 nights per year have no true astronomical darkness.

Is light pollution in Rotherham getting better or worse?

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

north - fair

The north sky is broadly dark with a small amount of glow at the horizon. Most objects in this direction are accessible.

north-north-east - fair

Faint glow on the north-north-east horizon. Most stars are visible to low elevation; only the faintest near the ground are affected.

north-east - fair

A faint diffuse glow on the north-east horizon. Stars are visible to low elevation, with minor losses near the ground.

east-north-east - fair

Faint glow on the east-north-east horizon. Most stars are visible to low elevation; only the faintest near the ground are affected.

east - good

The east horizon is dark. Faint stars are visible close to the ground.

east-south-east - good

No noticeable light pollution to the east-south-east. The sky in this direction is dark to the horizon.

south-east - good

The south-east sky is dark to the horizon. Faint targets are accessible at all elevations here.

south-south-east - good

Dark horizon to the south-south-east. Faint stars and extended objects in this direction behave much as they do overhead.

south - good

No noticeable light pollution to the south. The sky in this direction is dark to the horizon.

south-south-west - fair

Faint glow on the south-south-west horizon. Most stars are visible to low elevation; only the faintest near the ground are affected.

south-west - fair

The south-west sky is broadly dark with a small amount of glow at the horizon. Most objects in this direction are accessible.

west-south-west - good

Dark horizon to the west-south-west. Faint stars and extended objects in this direction behave much as they do overhead.

west - good

The west sky is dark to the horizon. Faint targets are accessible at all elevations here.

west-north-west - good

The west-north-west sky is dark to the horizon. Faint targets are accessible at all elevations here.

north-west - fair

Light glow detectable on the north-west horizon. The effect fades quickly with elevation and does not affect overhead work.

north-north-west - fair

A trace of skyglow near the north-north-west horizon. Stars are clear throughout this direction except very close to the ground.

zenith - marginal

The overhead sky background is high. Bright stars and planets are clear; faint stars are suppressed.

  • Hartington Upper Quarter
    Direction
    SW
    Distance (km)
    39.8
    SQM
    20.18
    Bortle
    6
  • Redbourne
    Direction
    ENE
    Distance (km)
    56.5
    SQM
    20.17
    Bortle
    6
  • Norton-on-Derwent
    Direction
    NNE
    Distance (km)
    85.7
    SQM
    20.87
    Bortle
    4
  • Riplingham
    Direction
    NE
    Distance (km)
    65.3
    SQM
    20.10
    Bortle
    6
  • Halton
    Direction
    SW
    Distance (km)
    39.6
    SQM
    19.55
    Bortle
    7
  • Lower Allithwaite
    Direction
    NW
    Distance (km)
    128.2
    SQM
    20.71
    Bortle
    5