Messier Objects (M)

Image Credit: Derek Rowley

Messier 31 – Andromeda Galaxy
Astronomers sometimes call the Andromeda Galaxy by the name Messier 31, or M31.
It was the 31st on a famous list of fuzzy sky objects compiled by the French astronomer Charles Messier (1730-1817) – his catalog listed “objects to avoid” when comet-hunting.

Image Credit: Derek Rowley

Messier 42 – Orion Nebula
It also known as Messier 42, M42, or NGC 1976, is a diffuse nebula situated in the Milky Way, being south of Orion’s Belt in the constellation of Orion.

It is one of the brightest nebulae and is visible to the naked eye in the night sky.


Messier catalogue
It comprises nearly all of the most spectacular examples of the four types of deep-sky object:- nebulae, open & globular clusters, and galaxies – visible from European latitudes.

Messier Objects: M1 thru M110 (110 objects)
Messier by Open Clusters (30 objects)
Messier by Globular Clusters (29 objects)
Messier by Galaxies (41 objects)
Messier by Planetary Nebulae (4 objects)
Messier by Supernova Remnant (1 object)
Messier by Reflection Nebula (1 objects)
Messier by HII Regions (clouds of ionized hydrogen) (1 object)
Messier by Asterism (1 object)
Messier by Star (1 object)
To view the Messier objects above from In-The-Sky website by Dominic Ford.


Messier Objects by Constellation
To view the Messier objects by constellation from In-The-Sky website by Dominic Ford.




Other Deep Sky Objects

Abell – Abell Catalog
ARP – Arp’s Catalog
B – Barnard
C – Caldwell
Cr – Collinder
IC – Index Catalogue
M – Messier
Mel – Melotte
NGC – New General Catalogue
SH2 – Sharpless


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