Autumn is coming
And northern autumn constellations as well - Cygnus is the one quite well known. I already presented a few pictures positioned in this constellation,…
Space elements providers
Supernova explosions of the star is the only source of heavier elements in the Universe. All the heavier elements (like iron, are more heavy ones)…
Autumn tulips
Sharpless Sh2-101 or Cygnus Star Cloud are the alternative names for the nebula presented here today. Although it is much better known under the name…
Bloody sky
Not so long time ago I presented Crescent Nebula in hydrogen alpha emission line. The picture was black and white, but in fact the color that…
Floating in the hydrogen sea II
About a month ago I wrote a blog entry with NGC6914 nebula floating in the hydrogen see - Floating in the hydrogen sea . And I just wanted to make…
Floating in the hydrogen sea
As already mentioned in the previous entry Swan nebulaes strikes back most nebulas are emission or reflection. Large, red hydrogen clouds are the…
Swan nebulaes strikes back
Cygnus (The Swan) constellation is filled with hydrogen clouds that are ionized and radiate massively in red light (656nm that is hydrogen alpha…
Scorched astrojuly expositions
Literally. I got rid of my cooled camera Atik 314 (small chip size) and got regular Canon 450D that is not cooled, so its matrix gets hot during…
Autumn ionisations
Milky Way is shining high in the sky during the autumn - depending of the time you can see Cygnus, Cassiopeia or Perseus constellations above your…