Minneapolis Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

17.30

Bortle class

Class 9 (Class 9)

Darkness Quotient

18%

Dataset

April 2026

Inner city sky

Minneapolis: The Practical Verdict

Minneapolis, located in the densely urban heart of Minnesota, faces a severe urban sky condition rated at Bortle 9, indicating extreme light pollution. Stargazing within the city confines is highly affected by the brightness, rendering even the Milky Way invisible.

From within Minneapolis, observations are largely limited to the Moon, planets, and the brightest stars. Double stars and solar system events present themselves well, but more diffuse or faint targets like galaxies and widefield nebulae are effectively out of reach due to the overwhelming sky glow.

Those seeking significantly darker skies can drive north-east to a site approximately 285 km away, offering a Bortle 3 classification. This provides a substantial upgrade in sky quality for more serious deep-sky astronomy.

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

284 km NE sits about 284 km north east and reaches Bortle 3, roughly 50x darker.

Good dark window

Minneapolis'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 Minneapolis?

No. Minneapolis is a Bortle Class 9 sky with SQM 17.30, 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 Minneapolis?

Minneapolis is Bortle Class 9 (SQM 17.30), a severe urban sky for astronomy.

Is Minneapolis good for stargazing?

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

Is Minneapolis good for astrophotography?

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

What can you observe from Minneapolis?

Primary targets from Minneapolis 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 Minneapolis?

The closest meaningfully darker mapped site is 54 km WNW, about 54 km west north west of Minneapolis, reaching Bortle 6.

When is the sky darkest in Minneapolis?

The sky over Minneapolis is darkest around January, December.

Is light pollution in Minneapolis getting better or worse?

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

• 54 km WNW

  Direction

  WNW

  Distance (km)

  54.4

  SQM

  19.98

  Bortle

  6

• 56 km NNE

  Direction

  NNE

  Distance (km)

  56.2

  SQM

  19.93

  Bortle

  6

• 57 km NW

  Direction

  NW

  Distance (km)

  56.5

  SQM

  19.75

  Bortle

  6

• 74 km ENE

  Direction

  ENE

  Distance (km)

  74.3

  SQM

  20.26

  Bortle

  6

• 254 km SE

  Direction

  SE

  Distance (km)

  254.2

  SQM

  21.00

  Bortle

  4

• 284 km NE

  Direction

  NE

  Distance (km)

  283.8

  SQM

  21.55

  Bortle

  3