Shall we trust Stellarium Web or Stellarium App?
Stellarium is a free open-source planetarium, which can be used in different ways. The primary software is dedicated to your computer, but you can still work with Stellarium by using it both via a...
Stellarium is a free open-source planetarium, which can be used in different ways. The primary software is dedicated to your computer, but you can still work with Stellarium by using it both via a...
This text is somewhat the continuation of the previous one, tailored for the most unique celestial events or group of celestial events, which will occur in the 2021-2030 decade. This time you will read...
Recently we have entered the new decade 2021-2030. This is a good time to take a look at what major astronomical events will occur throughout this time. I don’t mean typical celestial events, as...
I would like to introduce the new tool, whose goal is to extract the ephemeris data from the Astropixels.com service. Before I start to describe the major features of my program I would express...
The summary of my amateur test with a Sigma 150-600mm DG OS Contemporary lens and two teleconverters TC-1401 and TC-2001 includes the astrophotography section. I wanted to check this lens in terms of its...
This week commenced with a rare celestial event, which is the transit of Mercury across the solar disk. Unlike the last event such as this, what occurred exactly 3,5 years ago, I had no...
Astronomy / Astrophotography / Astrophysics
by Krukarius · Published 2019-09-19 · Last modified 2024-06-12
In this short post, I would like to share with you my ideas, on how can we use the Hydrogen-alpha filter for solar observations during exceptional situations. The situations, that I am going to...
The International Space Station (ISS) is a habitable artificial satellite in low Earth orbit. This is the largest human-made body in low Earth orbit. The width of ISS is 108.5 m and its length...
Archival / Astronomy / Astrophotography
by Krukarius · Published 2017-09-09 · Last modified 2024-06-12
In this article, I would like to describe my a few years of adventures in the Krosno branch of the Polish Society of Amateur Astronomers, where I could develop my noble hobby. Except for...
Exactly 3 days ago (on 9th May 2016) Mercury crossed the entire face of the Sun. Everybody in Britain (and Poland as well) could observe the transit of the smallest planet in the Solar...