Star removal with Starnet++

If you are processing astronomy deep space images sooner or later you start to think that all these beautiful stars are not always wanted. When you…


Canon 550D with Smart EQ

Canon 550D astrophotography - first light

Back to the basics – it has been already eight years since I shoot astroimages with modified Canon cameras: Canon 20D and sometime later Canon…


Mount periodic error

If you already have the motorized mount or you plan to purchase one, then probably you are already familiar with this term. Some claim that periodic…


LowSpec spectroscope cover

LowSpec amateur spectroscope

I have been looking for different aspects of astronomy since the time I started to consider astronomy as a hobby. Spectroscopy was also one of this…


Sequence Generator Pro cover

SGPro short review

I took a first look at Sequence Generator Pro astrophotography software about two years ago. Due to unfortunate weather I was able to perform only…


What telescope to buy - logo

What telescope to buy? Part I - visual observations

End of the year is coming, nights getting longer at the northern hemisphere, many people start to think about gifts and presents. Winter night…


Thirty months with Samyang 135 f/2

It's been well over two years since I got into my hands Samyang 135 f/2 glass and use it as my primary astrophotography lens. Since that time I…


Processing color Moon images

The Moon is very tempting and graceful imaging target. It is enough to have some longer focal length instrument without any tracking abilities to…


TS Optics 71SDQ review

71SDQ first look TS Optics 71SDQ quadruplet refractor TS Optics 71SDQ quadruplet refractor is somehow new product targeted mainly for portable…


Astro Arduino - part II - weather monitor

So, in the previous part we learned some basics - how to switch pin on and off, and then relays that can control power for devices, or for example…


Astro Arduino - part I

Arduino is open hardware platform that became extremely popular due to its simplicity, free and friendly development environment and massive number…


Narrowband colours

If you are an astroimaging amateur and capturing narrowband frames, you probably already needed to make a decision - how to compose all these…