Webb Deep-Sky Society's
Objects of the Month - 2023
Observing guides for the Webb Deep-Sky Society's galaxy, nebula, star cluster and double stars of the month in the year 2023.
Use the button(s) to download the objects of the month in the image orientation of your choice, click the object's name to visit the corresponding page on the Webb-site. Please read Downloading CSOG and iPad Astronomy.
Jump to month...
January - February - March - April - May - June - July - August - September - October - November - December
Download - 2023
All the Webb Deep-Sky Society's Objects of the Month for the year 2023.
Click here to review the CSOG image orientations
Unmirrored
MH
MV
MHV
January 2023
Galaxies of the Month
Nebula of the Month
Reflection nebula NGC2245 in Monoceros
Cluster of the Month
Open cluster Herschel 1 in Canis Minor
Click here for the Constellation editions
Double Stars of the Month
41 Aurigae (STF845 - WDS06116-4843) in Auriga
Click here for the Struve Double Stars edition
Dunlop 30 (WDS06298-5014) in Puppis
February 2023
Galaxies of the Month
Galaxy group Hickson 40 in Hydra
Cluster of the Month
Open cluster Messier 67 (NGC2682) - the "King Cobra" in Cancer
Click here for the Constellation editions
Double Stars of the Month
STF1108 (WDS07328+2253) in Gemini
Click here for the Struve Double Stars edition
2 Puppis (STF1138 - WDS07455-1441) in Puppis
Click here for the Struve Double Stars edition
March 2023
Galaxies of the Month
Galaxy pair Arp 270 (NGC3395 & NGC3396) in Leo Minor
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Arp Peculiar Galaxies edition
Click here for the Holmberg Double and Multiple Galaxies edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Cluster of the Month
Open cluster NGC3532 (Lacaille II.10) - the "Wishing Well Cluster" in Carina
Click here for the Constellation editions
Double Stars of the Month
STF1374 (WDS09414+3857) in Leo Minor
Click here for the Struve Double Stars edition
STF1369 (WDS09354-3958) in Lynx
Click here for the Struve Double Stars edition
See 115 (WDS09372-5340) in Vela
April 2023
Galaxies of the Month
Galaxy pair Arp 206 (NGC3432 - the "Knitting Needle Galaxy" & MCG+06-24-027) in Leo Minor
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Arp Peculiar Galaxies edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Named Objects edition
Cluster of the Month
Globular cluster NGC5286 in Centaurus
Click here for the Constellation editions
Click here for the Dunlop edition
Click here for the Melotte Star Clusters edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Caldwell edition
Click here for the Bennett edition
Nebula of the Month
Planetary nebula NGC5307 Centaurus
Click here for the Constellation editions
Click here for the Burnham's Celestial Handbook - DSO's edition
Double Stars of the Month
STF1633 (WDS12077+2703) in Coma Berenices
Click here for the Struve Double Stars edition
STF11669 (WDS12413-1301) in Corvus
Click here for the Struve Double Stars edition
May 2023
Galaxy of the Month
Galaxy NGC2911 (Arp 232) in Leo
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Arp Peculiar Galaxies edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Clusters of the Month
Globular cluster Messier 4 (NGC6121) - the "Cat's Eye" in Scorpius
Click here for the Constellation editions
Click here for the Lacaille edition
Click here for the Melotte Star Clusters edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Named Objects edition
Click here for the Bennett edition
Click here for the ASSA Top-100 edition
Globular cluster Messier 80 (NGC6093) in Scorpius
Click here for the Constellation editions
Click here for the Melotte Star Clusters edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Bennett edition
Double Stars of the Month
STF1850 (WDS14286+2817) in Boötes
Click here for the Struve Double Stars edition
South & J. Herschel 263 (WDS18179-1848) in Sagittarius
South & J. Herschel 264 (WDS18187-1837) in Sagittarius
June 2023
Galaxies of the Month
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Cluster of the Month
Globular cluster NGC6229 in Hercules
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Nebula of the Month
Planetary nebula NGC6543 - the "Cat's Eye" in Draco
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Named Objects edition
Click here for the Caldwell edition
Double Stars of the Month
Hussey 149 (WDS15246+5413) in Draco
De Lalande 123 (WDS15332-2429) in Libra
July 2023
Galaxies of the Month
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Karachentseva Northern Isolated Triplets of Galaxies (KTG) edition
Nebula of the Month
Planetary nebula NGC6781 - the "Snowglobe Nebula" in Aquila
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Named Objects edition
Cluster of the Month
Open cluster NGC6885 - the "20 Vulpecula Cluster" in Vulpecula
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Collinder star clusters edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Named Objects edition
Click here for the Caldwell edition
Double Stars of the Month
STF2367 (WDS18413+3018) in Lyra
Click here for the Struve Double Stars edition
Herschel VI 50 (WDS18413+3018) in Scutum
STF2391 (WDS18487-0600) in Scutum
Click here for the Struve Double Stars edition
August 2023
Galaxy of the Month
Click here for the Constellation editions
Click here for the Herschel edition
Cluster of the Month
Open cluster NGC6910 - the "Rocking Horse Cluster" in Cygnus
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Collinder Star Clusters edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Named Objects edition
Nebula of the Month
Planetary nebula IC5117 in Cygnus
Click here for the Constellation editions
Click here for the Burnham's Celestial Handbook - DSO's edition
Double Stars of the Month
Zeta Sagittae (STF2585 - WDS19490+1909) in Sagitta
Click here for the Struve Double Stars edition
Dunlop 227 (WDS19526-5458) in Telescopium
September 2023
Galaxy of the Month
Galaxy pair Arp 92 (NGC7603 & NGC7603B) in Pisces
Click here for the Constellation editions
Click here for the Arp Peculiar Galaxies edition
Nebula of the Month
Emission nebula NGC7538 - the "Northern Lagoon Nebula" in Cepheus
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Minkowski Nebulae edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Named Objects edition
Double Stars of the Month
Herschel New 11 (STF2978 - WDS23075+3250) in Pegasus
Click here for the Struve Double Stars edition
Delta Piscis Austrini (Howe 91 - WDS22559-3232) in Piscis Austrinus
October 2023
Galaxy of the Month
Galaxy pair NGC783 & NGC785 in Triangulum
Click here for the Constellation editions
Cluster of the Month
Open cluster NGC663 - the "Letter S Cluster" in Cassiopeia
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Melotte Star Clusters edition
Click here for the Collinder Star Clusters edition
Click here for the Raab Open Clusters edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Named Objects edition
Click here for the Caldwell edition
Double Stars of the Month
STF3042 (WDS23519+3753) in Andromeda
Click here for the Struve Double Stars edition
41 Aquarii (Herschel New 56 - WDS22143-2104) in Aquarius
November 2023
Galaxy of the Month
Galaxy pair NGC777 & NGC778 in Triangulum
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Cluster of the Month
Open cluster Messier 45 - "the Pleiades" in Taurus
Click here for the Constellation editions
Click here for the Messier edition
Click here for the Pleiades Nebulae edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Named Objects edition
Double Stars of the Month
59 Andromedae (STF222 - WDS02109-3902) in Andromeda
Click here for the Struve Double Stars edition
WNO 1 (WDS00532-2447) in Cetus
December 2023
Galaxy of the Month
Click here for the Constellation editions
Click here for the Herschel edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Nebula of the Month
Planetary nebula NGC2022 - the "Kissing Crescents Nebula" in Orion
Click here for the Constellation editions
Click here for the Messier edition
Click here for the Burnham's Celestial Handbook - DSO's edition
Click here for the Named Objects edition
Double Stars of the Month
Burnham 891 (WDS05298+1825) in Taurus
Hargrave 2 (WDS05012-7420) in Mensa
