Dumbbell M27 – deeper look (IOTD)
Messier 27 Dumbbell (aka Apple Core Nebula) was the first planetary nebula to be discovered (in 1764 by Charles Messier). From his notes he reports: I have worked on the research of the nebulae, and I... Read More
Dust in California NGC1499
NGC1499 emission nebula is so (apparently) large, that it did not fit to any field of view of my “large” imaging setups. So I decided to capture it with my travel wide field setup during t... Read More
Comet 21P/Giacobini-Zinner
Comet 21P/Giacobini-Zinner has been discovered in 1900 by Michael Giacobini for the first time. Its another approach has been missed, and in 1913 it was discovered again by Ernst Zinner. Comet solid c... Read More
NGC4762 and 4754 lenticular galaxies
This galaxy pair is actually non-interacting, visual pair placed approximately 55 million light years away. NGC4762 (left) is edge-on galaxy. Was considered to be a barred spiral galaxy before. Galaxy... Read More
Barnards 8-13 at the border
This is not quite often imaged area of the sky. It lies at the border of Perseus and Camelopardalis (Giraffe) constellations. This place is mostly occupied by dark clouds. Several of them were catalog... Read More
Pillars in M16 Eagle Nebula
It is maybe worth to mention at the beginning, that M16 Eagle nebula was discovered neither by Messier nor by Herschel (as usual 🙂 ), but by Jean-Philippe de Chéseaux in 1745 or 1746. This region ... Read More
Astro applications CPU hunger
World today is flooded with data. This also applies to astroimaging amateurs. Modern CMOS cameras has a large number of pixels and single subframe after converting to RGB color can occupy several hund... Read More
One more Needle
I have imaged NGC4565 already here and here, but on last Zatom astroparty I took a look onto this galaxy and could not resist to picture is again with 10″ telescope. Needle Galaxy is a kind of m... Read More