Baton Rouge Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

17.59

Bortle class

Class 9 (Class 9)

Darkness Quotient

20%

Dataset

August 2026

Inner city sky

Baton Rouge: The Practical Verdict

Baton Rouge, located in Louisiana, is a mid-size city with dense urban settings. Sadly, its stargazing potential is heavily compromised by extreme light pollution, offering a severe urban sky. The primary limiting factor here is the inability to see the Milky Way at all.

Bright celestial objects such as the Moon, planets, and double stars remain your best targets. More challenging pursuits, like hunting down faint deep-sky objects or engaging in widefield Milky Way imaging, should be avoided.

For improved conditions, consider heading to St. Mary Parish, Louisiana, located around 100 km south south west. This site offers a significantly darker sky, which is more suitable for serious astronomical observations.

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

St. Mary Parish, Louisiana sits about 99 km south south west and reaches Bortle 4, roughly 22x darker.

Good dark window

Baton Rouge'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 Baton Rouge?

No. Baton Rouge is a Bortle Class 9 sky with SQM 17.59, 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 Baton Rouge?

Baton Rouge is Bortle Class 9 (SQM 17.59), a severe urban sky for astronomy.

Is Baton Rouge good for stargazing?

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

Is Baton Rouge good for astrophotography?

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

What can you observe from Baton Rouge?

Primary targets from Baton Rouge 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 Baton Rouge?

The closest meaningfully darker mapped site is Iberville Parish, Louisiana, about 41 km south west of Baton Rouge, reaching Bortle 6.

When is the sky darkest in Baton Rouge?

The sky over Baton Rouge is darkest around January, December.

Is light pollution in Baton Rouge getting better or worse?

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

• Iberville Parish, Louisiana

  Direction

  SW

  Distance (km)

  40.7

  SQM

  20.10

  Bortle

  6

• St. Mary Parish, Louisiana

  Direction

  SSW

  Distance (km)

  99

  SQM

  20.96

  Bortle

  4

• Terrebonne Parish, Louisiana

  Direction

  SSE

  Distance (km)

  105.4

  SQM

  20.29

  Bortle

  6

• Vermilion Parish, Louisiana

  Direction

  SW

  Distance (km)

  129.3

  SQM

  20.94

  Bortle

  4

• Lincoln County, Mississippi

  Direction

  NE

  Distance (km)

  129.6

  SQM

  20.89

  Bortle

  4

• Lafourche Parish, Louisiana

  Direction

  SE

  Distance (km)

  135.5

  SQM

  20.59

  Bortle

  5