Lusaka Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

19.03

Bortle class

Class 7 (Class 7)

Darkness Quotient

33%

Dataset

April 2026

Suburban/urban transition

Lusaka: The Practical Verdict

Lusaka, a major city in Zambia's Lusaka Province, presents challenging stargazing conditions due to significant light pollution. The sky ranks in the high light pollution tier, making it poorly suited for individuals seeking darker skies. Urban glare severely limits views of celestial objects.

Bright objects like the Moon, visible planets, and bright open clusters remain feasible targets for observation. However, the Milky Way is entirely washed out, and deeper-sky objects like galaxies or reflection nebulae are not viable even with special equipment.

For those committed to richer stargazing opportunities, heading west-north-west to the Mumbwa District in Central Province offers darker skies. This location provides significantly better conditions, allowing for detailed views of deep-sky objects. The trip may be lengthy but is worthwhile for serious observers.

At a Glance

Overall

Poor urban/suburban sky - This is a poor sky for astronomy. The Moon, planets, and a few bright objects remain viable, but deep-sky work is difficult.

Milky Way

Not visible - The Milky Way is not realistically visible from this level of light pollution.

Best targets from here

Moon, planets, bright double stars, bright open clusters, narrowband imaging with careful processing

Do not prioritise

visual deep-sky observing, broadband galaxies, reflection nebulae, Milky Way photography

Best nearby upgrade

Mumbwa District, Central Province sits about 281 km west north west and reaches Bortle 2, roughly 12x darker.

Good dark window

Lusaka retains astronomical darkness throughout the year, so seasonality is less extreme than at higher latitudes. The main limitation is light pollution, not the length of the dark window.

Frequently Asked Questions

Can you see the Milky Way from Lusaka?

No. Lusaka is a Bortle Class 7 sky with SQM 19.03, 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 Lusaka?

Lusaka is Bortle Class 7 (SQM 19.03), a poor urban/suburban sky for astronomy.

Is Lusaka good for stargazing?

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

Is Lusaka good for astrophotography?

Broadband deep-sky imaging is heavily compromised from Lusaka and a Bortle 4 or darker site is strongly recommended. Narrowband imaging of bright emission nebulae remains viable from Lusaka with appropriate Ha or OIII filters.

What can you observe from Lusaka?

Primary targets from Lusaka include Moon, planets, bright double stars, bright open clusters, narrowband imaging with careful processing. Targets such as visual deep-sky observing, broadband galaxies, reflection nebulae are not realistic from this sky.

Where are darker skies near Lusaka?

The closest meaningfully darker mapped site is Itezhi-Tezhi District, Southern Province, about 264 km west south west of Lusaka, reaching Bortle 3.

When is the sky darkest in Lusaka?

The sky over Lusaka is darkest around June, July.

Is light pollution in Lusaka getting better or worse?

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

• Itezhi-Tezhi District, Southern Province

  Direction

  WSW

  Distance (km)

  264

  SQM

  21.68

  Bortle

  3

• Nembudziya, Midlands Province

  Direction

  SSE

  Distance (km)

  267.7

  SQM

  21.64

  Bortle

  3

• Mumbwa District, Central Province

  Direction

  WNW

  Distance (km)

  281.1

  SQM

  21.70

  Bortle

  2