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Shawn Nielsen VisibleDark.caWelcome to my astronomy and astrophotography site. I’m Shawn Nielsen and I’m an amateur astronomer, astrophotographer and YouTuber. I’m also an advocate for better lighting at night, reducing light pollution. The astro images featured on this website were taken from various locations including dark sites in rural southern Ontario, up in northern cottage country (South Bruce Peninsula) as well as remote observatories in New Mexico, Australia and Spain. Some of the images were even taken from my home in Kitchener, a relatively light polluted city. Astrophotography is a passion of mine Continue reading…

My first image of M31 galaxy. Shawn Nielsen 2008

This was my first image ever taken upon getting into astrophotography. It was of the M31 galaxy and was taken with a Celestron CPC800 SCT. While I had taken some images as a teenager of the planets… 

For those of us living in a mid to large size cities and dealing with light pollution, we can do narrowband astrophotography and get some great results! One of the biggest challenges in astrophotography is dealing with light…  

A new city light pollution filter! Triad Quadband Ultra Filter.

The Triad Quadband Ultra Filter from OPT is both amazing and fun to use. For many amateur astronomers and astrophotographers, light pollution makes things difficult and in some cases impossible
polluting the night with light

Dr. Emily Fobert; polluting the night with light

Dr Emily Fobert delivering the Flinders University #EcologyandEvolution public lecture: ‘Polluting the night with light’ “So even today in a landscape of plastic pollution and climate change, artificial light at night is
Iris nebula in Cepheus 26 hours of data. By Shawn Nielsen.

26 hours of data on the Iris Nebula

Meet the Iris Nebula in Cepheus. Also known as NGC 7023. This image represents 26 hours of data taken over 7 clear nights in May and June 2019.  The Iris

Narrowband astrophotography from the city!

One of the biggest challenges in astrophotography is dealing with light pollution. This form of environmental pollution caused by unshielded and overly bright exterior lighting, washes out the night sky
a look at primaluca lab Eagle 3 Pro

Special Astro Guest and the Eagle 3 Pro!

Welcome to a special video with a special astro guest! Watch as we talk about the new Primaluce Lab Eagle 3 Pro as well as have a look at the

Meet M97 and M108, the Owl and the Surfboard

Here’s an interesting pairing in the night sky. Meet M97 planetary nebula and M108 spiral galaxy from the Messier Catalog of deep sky objects. While they look side by side from our