Melbourne Stargazing & Astronomy Report

Key Sky Quality Metrics

SQM (mag/arcsec²)

17.48

Bortle class

Class 9 (Class 9)

Darkness Quotient

19%

Dataset

April 2026

Inner city sky

Melbourne: The Practical Verdict

Melbourne is a major urban centre located in Victoria, Australia. The inner city skies here are characterised by severe urban light pollution, overwhelmingly reducing their utility for astronomical pursuits. The abundant city lights make the Milky Way completely invisible and significantly constrain the observable objects.

Stargazing opportunities from Melbourne itself are minimal, with bright targets such as the Moon, planets, and prominent stars being your primary options. This sky is unsuitable for deep-sky observation, with faint nebulae and galaxies completely washed out. Imaging requires careful planning, with narrowband filters being essential to manage the light pollution impacts.

A significantly darker site is available about 145 km south-east at '170, Victoria'. This location offers a Bortle 2 sky, providing a substantial upgrade in conditions for deep-sky observations or unfiltered wide-field imaging.

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

170, Victoria sits about 145 km south east and reaches Bortle 2, roughly 52x darker.

Good dark window

Melbourne's longest dark windows fall in June and July, with the shortest nights around December and January. For deep-sky imaging, winter gives the best combination of long nights and true astronomical darkness.

Frequently Asked Questions

Can you see the Milky Way from Melbourne?

No. Melbourne is a Bortle Class 9 sky with SQM 17.48, 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 Melbourne?

Melbourne is Bortle Class 9 (SQM 17.48), a severe urban sky for astronomy.

Is Melbourne good for stargazing?

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

Is Melbourne good for astrophotography?

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

What can you observe from Melbourne?

Primary targets from Melbourne 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 Melbourne?

The closest meaningfully darker mapped site is Mannerim, Victoria, about 55 km south west of Melbourne, reaching Bortle 5.

When is the sky darkest in Melbourne?

The sky over Melbourne is darkest around June, July.

Is light pollution in Melbourne getting better or worse?

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

• Mannerim, Victoria

  Direction

  SW

  Distance (km)

  55.1

  SQM

  20.73

  Bortle

  5

• Melbourne, Victoria

  Direction

  S

  Distance (km)

  63.1

  SQM

  20.70

  Bortle

  5

• Turnbull-Woolamai Road, Victoria

  Direction

  SSE

  Distance (km)

  90.3

  SQM

  21.16

  Bortle

  4

• 170, Victoria

  Direction

  SE

  Distance (km)

  145

  SQM

  21.77

  Bortle

  2

• Mirboo, Victoria

  Direction

  SE

  Distance (km)

  131.8

  SQM

  20.83

  Bortle

  4

• Alvie, Victoria

  Direction

  WSW

  Distance (km)

  137.7

  SQM

  20.84

  Bortle

  4