Kraków Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

17.81

Bortle class

Class 9 (Class 9)

Darkness Quotient

21%

Dataset

April 2026

Inner city sky

Kraków: The Practical Verdict

Kraków, a mid-sized city in Lesser Poland Voivodeship, experiences a sky dominated by high light pollution, typical of urban dense settings. Observing conditions are categorised as severe, with the Milky Way entirely absent and only the brightest objects visible.

The sky over Kraków supports basic astronomical targets such as the Moon, planets, bright stars, and select double stars. Narrowband imaging is possible though limited, and faint or broadband deep-sky objects are poor candidates under this light dome. Planetary viewing and lunar details remain robust and can be rewarding.

For enthusiasts seeking darker skies, a substantial upgrade is achievable by travelling north north-east towards Omięcin, Masovian Voivodeship. This site offers Bortle 4 conditions, making it worthwhile for deep-sky exploration. This option involves a longer drive and requires planning for dedicated observation.

At a Glance

Overall

Severe urban sky - This is a severely light-polluted urban sky. Only the Moon, planets, bright stars, and a few specialist targets remain practical.

Milky Way

Not visible - The Milky Way is not visible from this sky.

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

Omięcin, Masovian Voivodeship sits about 154 km north north east and reaches Bortle 4, roughly 18x darker.

Moderate dark window

Kraków's longest dark windows fall in December and January, with the shortest nights around June and July. Plan deep-sky sessions around the autumn and winter months for the best combination of long nights and true astronomical darkness.

Frequently Asked Questions

Can you see the Milky Way from Kraków?

No. Kraków is a Bortle Class 9 sky with SQM 17.81, 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 Kraków?

Kraków is Bortle Class 9 (SQM 17.81), a severe urban sky for astronomy.

Is Kraków good for stargazing?

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

Is Kraków good for astrophotography?

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

What can you observe from Kraków?

Primary targets from Kraków 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 Kraków?

The closest meaningfully darker mapped site is Morusy, Silesian Voivodeship, about 49 km north north west of Kraków, reaching Bortle 6.

When is the sky darkest in Kraków?

The sky over Kraków is darkest around January, December. Significant summer limitation: around 42 nights per year have no true astronomical darkness.

Is light pollution in Kraków getting better or worse?

There is not yet enough long-term data to give a confident trend for Kraków.

• Morusy, Silesian Voivodeship

  Direction

  NNW

  Distance (km)

  48.9

  SQM

  20.23

  Bortle

  6

• Okolica, Lesser Poland Voivodeship

  Direction

  ENE

  Distance (km)

  63

  SQM

  20.35

  Bortle

  5

• Niziny, Holy Cross Voivodeship

  Direction

  NNE

  Distance (km)

  78.3

  SQM

  20.39

  Bortle

  5

• Kraľovany

  Direction

  SSW

  Distance (km)

  116.6

  SQM

  20.68

  Bortle

  5

• Omięcin, Masovian Voivodeship

  Direction

  NNE

  Distance (km)

  154

  SQM

  20.94

  Bortle

  4

• Vrbno pod Pradědem, Moravian-Silesian Region

  Direction

  W

  Distance (km)

  181.7

  SQM

  20.74

  Bortle

  5