Deep Sky Forum's
Objects of the Week - 2025
Observing Guides in all four CSOG image orientations for Deep Sky Forum's Objects of the Week in the year 2025.
Use the buttons to download the Observing Guides, click the object's name to visit the corresponding post on Deep Sky Forum. Please read Downloading CSOG and iPad Astronomy.
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Week 47
Reflection nebula Barnard 122 in Orion
Week 46
Galaxy PGC65406 - "Zwicky's UFO" in Aquarius
Week 45
Galaxy NGC2366 and HII Regions NGC2363 & NGC2363A (Vorontsov-Vel'yaminov 1190) in Camelopardalis
Week 44
Week 43
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MH
MV
MHV
Planetary nebula NGC40 - the "Bow Tie Nebula" in Cepheus
Week 42
Galaxy NGC985 (Vorontsov-Vel'yaminov 285) in Cetus
Week 41
Planetary nebula NGC7076 in Cepheus
Week 40
Protoplanetary disk Kronberger 32 - "Kronberger's Cookie" in Cepheus
Week 39
Reflection nebula MCG+06-45-001 in Cygnus
Week 38
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MH
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MHV
Reflection nebula Lynds 578 in Cassiopeia
Reflection nebula(e) Herbig 1 in Cassiopeia
Week 37
Week 36
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MH
MV
MHV
Planetary nebula Merrill 1-1 in Lacerta
Planetary nebula Merrill 2-2 in Aquila
Week 35
Galaxy MCG+10-25-008 - the "Draco Dwarf" in Draco
Week 34
Nebula "Burwell's Star" (QR Sagittae) in Sagitta
Week 33
Planetary nebula Abell 46 in Lyra
Week 32
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MH
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Filaments of the supernova remnant SNR G065.3+5.7 in Cygnus:
Sharpless 2-91 - the "Little Veil Nebula"
The northwestern filament of supernova remnant SNR G065.3+5.7
Week 31
Galaxy group WBL 22 (NGC311, NGC315 & NGC318) in Pisces
Week 30
Week 29
Globular cluster Messier 56 (NGC6779) in Lyra
Week 28
the "Galactic Dark Horse" in Ophiuchus
Week 27
Globular cluster NGC6356 in Ophiuchus
Week 26
Planetary nebula Dengel-Hartl 3 in Sagittarius
Week 25
Open cluster Messier 6 (NGC6405 - Lacaille III.12) - the "Butterfly Cluster" in Scorpius
Week 24
Planetary nebula Humason 2-1 in Hercules
Week 23
Galaxy pair Arp 254 (NGC5917 & MCG-01-39-003 - the "Hooked Galaxy") in Libra
Week 22
Galaxy cluster Abell 2029 in Virgo
Week 21
The center of the galaxy cluster Abell 1060 - the "Hydra Cluster" in Hydra
Week 20
Galaxy Malin 1 in Coma Berenices
Week 19
Week 18
Galaxy group Vorontsov-Vel'yaminov 560 - "the Sickle" in Hercules
Week 17
Lyon Galaxy Group 192 - the "NGC3169 Group"
Week 16
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MH
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MHV
Open cluster IC2602 (Lacaille II.9) - the "Southern Pleiades" in Carina
Open cluster Melotte 101 in Carina
Planetary nebula Henize 2-51 in Carina
Open cluster ESO92-18 in Carina
Week 15
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MH
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MHV
Week 14
Week 13
Open cluster Messier 48 (NGC2548) in Hydra
Week 12
Planetary nebula Haro 4-1 - "the Haro Berenice" in Coma Berenices
Week 11
Supernova remnant(s) the "Jellyfish Nebula" in Gemini
Week 10
Galaxy pair Holmberg 89 (NGC2481 & NGC2480) in Gemini
Week 9
Galaxy pair Vorontsov-Vel'yaminov 541 (PGC93099 & NGC2750) in Cancer
Week 8
Reflection nebula NGC2313 in Monoceros
Week 7
Open cluster NGC609 in Cassiopeia
Week 6
Galaxy group PGC46423, PGC790153, PGC790216 & PGC4681588 in Hydra
Week 5
Planetary nebula Haro 3-75 in Orion
Week 4
Lensed quasar APM 08279+5255 in Lynx
Week 3
Reflection nebula Barnard 122 in Orion
Week 2
Planetary nebula IC2003 in Perseus
Week 1
Reflection nebula Cederblad 61 in Auriga
