McKinney Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

17.63

Bortle class

Class 9 (Class 9)

Darkness Quotient

20%

Dataset

May 2026

Inner city sky

McKinney: The Practical Verdict

McKinney in Texas is a small city marked by suburban character, set in the extreme light pollution envelope influenced by Dallas to its south-south-west. The light pollution is substantial, rendering the sky quality as a 'severe urban sky', with the Milky Way not visible. Observation is predominantly confined to the Moon, planets, and other bright celestial bodies.

Given the intense light pollution, focus on solar system objects such as the Moon and planets, along with double stars and bright stars. Narrowband imaging is possible but requires careful handling. Visual deep-sky observing, however, should be avoided, as the sky's background is too bright for serious deep-sky work.

While there are nearby areas offering some improvement, such as Sand Springs located to the east-south-east, these upgrades are limited in impact. For significantly better conditions, one might need to consider locations farther away, as immediate options offer only modest enhancements.

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

Limited nearby upgrade

Sand Springs, Texas is the strongest nearby option but remains Bortle 5; the improvement is real but modest.

Good dark window

McKinney'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 McKinney?

No. McKinney is a Bortle Class 9 sky with SQM 17.63, 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 McKinney?

McKinney is Bortle Class 9 (SQM 17.63), a severe urban sky for astronomy.

Is McKinney good for stargazing?

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

Is McKinney good for astrophotography?

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

What can you observe from McKinney?

Primary targets from McKinney 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 McKinney?

The closest meaningfully darker mapped site is Nevada, Texas, about 29 km east south east of McKinney, reaching Bortle 7.

When is the sky darkest in McKinney?

The sky over McKinney is darkest around January, December.

Is light pollution in McKinney getting better or worse?

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

• Nevada, Texas

  Direction

  ESE

  Distance (km)

  28.5

  SQM

  19.45

  Bortle

  7

• Sand Springs, Texas

  Direction

  ESE

  Distance (km)

  117.1

  SQM

  20.57

  Bortle

  5

• Dickson, Oklahoma

  Direction

  SW

  Distance (km)

  116.2

  SQM

  20.27

  Bortle

  6

• Healdton, Oklahoma

  Direction

  NW

  Distance (km)

  141.5

  SQM

  20.36

  Bortle

  5