On this page I show you elementary constellations and the most interesting objects in constellations.
First constellation is Ursa Maior :
Constellations- what can we see on sky ?
And the most interesting objects in this Ursa Maior constellation :
This is spiraly galaxy . This galaxy was write in Messier Catalog and has got number of catalog objects : 101. We would like to tell about this galaxy M 101. Full name of this galaxy is Pinwheel Galaxy. In NGC Catalog Pinwheel galaxy also have your number:5457.Is a face on spiraly galaxy distanced 21 million light years. First discovered by Pierre Mechain on March 27, 1781.
This is two galaxy. They have a number in Messier Catalog : M 81 and M 82. This is a galaxy group in Ursa Minor constellation. Messier 81 and Messier 82, as well as several other galaxies with high apparent brightnesses.
Second constellation is Andromeda . In Andromeda you can foun enourmous group of galaxies. In Andromeda is over 2 thousands galaxy. Located north of the celestial equator, it is named for Andromeda, daughter of Cassiopeia, in the Greek myth, who was chained to a rock to be eaten by the sea monster Cetus. Andromeda is most prominent during autumn evenings in theNorthern Hemisphere, along with several other constellations named for characters in the Perseus myth. Because of its northerndeclination, Andromeda is visible only north of 40° south latitude; for observers farther south it lies below the horizon. It is one of the largest constellations, with an area of 722 square degrees. This is over 1,400 times the size of the full moon, 55% of the size of the largest constellation, Hydra, and over 10 times the size of the smallest constellation, Crux.
And the most interesting objects in this constellation :
M 31- Andromeda Galaxy. This is the nearest major galaxy to the Milky Way and was often reffered as the Great Andromeda Nebula in older texts. The largest Galaxy of the Local Group. We can see this galaxy for eyes.