Alexandria Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

18.03

Bortle class

Class 8 (Class 8)

Darkness Quotient

23%

Dataset

April 2026

City sky

Alexandria: The Practical Verdict

Alexandria, situated in suburban Virginia and close to Washington, D.C., struggles with considerable sky brightness. Under skies rated at Bortle 8 with high levels of light pollution, the overall conditions for stargazing are poor.

The Milky Way is entirely obscured, and deep-sky visual observations are impractical due to the overwhelming urban glow. However, brighter objects such as the Moon, planets, and prominent stars are still decently visible, and narrowband imaging can yield results with sufficient care.

For improved night-sky conditions, Fairplay, Virginia, offers meaningfully darker skies around a two-hour drive to the south-south-east, with conditions rated at Bortle 4. Serious deep-sky enthusiasts will benefit from visiting when possible.

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

Fairplay, Virginia sits about 114 km south south east and reaches Bortle 4, roughly 15x darker.

Good dark window

Alexandria'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 Alexandria?

No. Alexandria is a Bortle Class 8 sky with SQM 18.03, 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 Alexandria?

Alexandria is Bortle Class 8 (SQM 18.03), a poor city sky for astronomy.

Is Alexandria good for stargazing?

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

Is Alexandria good for astrophotography?

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

What can you observe from Alexandria?

Primary targets from Alexandria 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 Alexandria?

The closest meaningfully darker mapped site is Holly Acres, Maryland, about 46 km south east of Alexandria, reaching Bortle 6.

When is the sky darkest in Alexandria?

The sky over Alexandria is darkest around January, December.

Is light pollution in Alexandria getting better or worse?

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

• Holly Acres, Maryland

  Direction

  SE

  Distance (km)

  45.5

  SQM

  20.10

  Bortle

  6

• Farmers Fork, Virginia

  Direction

  S

  Distance (km)

  82.3

  SQM

  20.41

  Bortle

  5

• Fairplay, Virginia

  Direction

  SSE

  Distance (km)

  113.7

  SQM

  20.99

  Bortle

  4

• Ruth, Virginia

  Direction

  WSW

  Distance (km)

  119.8

  SQM

  20.86

  Bortle

  4

• Goldsboro, Maryland

  Direction

  ENE

  Distance (km)

  109.5

  SQM

  20.57

  Bortle

  5

• Fox Ridge Estates, Maryland

  Direction

  WNW

  Distance (km)

  76.3

  SQM

  19.73

  Bortle

  6