NGC2158 remote and old cluster
NGC2158 is the symbol that may ring some bells for most of astronomy amateurs, but probably not many of them can immediately say what it is. If you image the night sky then most probably you already c... Read More
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 capture Moon picture – any dobsonian telescope, ... Read More
TS Optics 71SDQ review – part I
First look TS Optics 71SDQ quadruplet refractor is somehow new product targeted mainly for portable astroimaging. It seems to be successor of well known quadruplet 65Q, and since their basic parameter... Read More
IC1795 Fish Head
This year January was a really cloudy time. That’s why I was even more surprised by sudden clear night that occurred on January, 19th. Conditions were not perfect – transparency was medioc... Read More
1304 Arosa photometry
1304 Arosa asteroid is yet another main belt object that orbits the Sun. It orbits around Solar System central star in 5 years and 9 months. Arosa diameter is estimated to 40km, and it is actually pre... Read More
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 DSLR shutter. In this part we will try to monit... Read More
NGC281 Pacman explored
I already captured this well known nebula over four years ago. This time I wanted to go a little bit deeper to interesting interior of Pacman, but it requires quite a lot of captured data to reveal de... Read More
M74 Phantom Galaxy
M74 galaxy is located in constellation of Pisces. Distance to this grand design spiral galaxy has been determined to 32 million light years. The number of stars in M74 is estimated to 100 billion. M74... Read More