Public groups Open to the whole community.

Name Category Last activity Members Images Forum posts
ZWO ASI1600MM Specific to certain equipment 195 1272 191
Great Red Spot (GRS) movie project Specific to an astrophotography target 29 75 98
UK Astro-Imaging Geographical area 33 203 83
Suburban Astrophotography Other 103 1314 75
Northeast Imagers Geographical area 27 241 74
WO Star 71 Specific to certain equipment 26 106 61
Camera Lens Astrophotography Specific to certain equipment 120 1265 54
Imagers of Switzerland Geographical area 15 154 45
Low-Cost Astrophotography Other 46 333 33
Deep Sky Mosaics Specific to an imaging technique 67 140 33
Skywatcher Star Adventurer Specific to certain equipment 54 304 30
Narrowband imaging Specific to an imaging technique 190 1609 29
Images from the EdgeHD Series Specific to certain equipment 24 241 29
Beginners AP Internet community 64 299 28
Musical Imagers Internet community 10 105 27
DSLR/Mirrorless Imagers from the World Specific to certain equipment 131 1601 27
SF Bay Area Imagers Geographical area 18 131 27
QHY Users Group Specific to certain equipment 45 315 24
Schmidt-Cassegrain Telescope (SCT) Imagers Specific to certain equipment 76 749 22
Fast Newtonians Specific to certain equipment 33 316 21
Members of Deep Sky West Geographical area 37 507 19
Imagers of Italy Geographical area 64 4290 10
Moravian Users Specific to certain equipment 6 8 10
Adaptive Optics Specific to certain equipment 2 1 8
RONALDO OLIVA ASTRONOMIA EM BH MG Friends or partners 0 0 8
Ritchey Chretien telescopes GSO Family Specific to certain equipment 17 96 7
Sun in hydrogen 656 nm light Specific to an astrophotography target 14 166 6
"Nordish by nature" Geographical area 14 194 5
Gso 8 RC Telescope Images Specific to certain equipment 12 403 4
IAS - Internationale Amateursternwarte Club or association 7 92 4
Members of AstroCamp in Nerpio, Spain Geographical area 4 88 4
Short exposures DSO Specific to an imaging technique 23 130 4
The OSC Club (One Shot Camera) Specific to an imaging technique 32 462 4
Observatory Mariazell Club or association 7 292 2
Comets Imaging Specific to an astrophotography target 39 269 2
Solar System Imaging Specific to an astrophotography target 55 1300 1
ASI 071 mcc Specific to certain equipment 1 1 1
Avex Club or association 11 684 1
Unique and Unusal Deep Sky Targets Other 9 89 1
Sony 694 Images Specific to certain equipment 21 107 1
Arp's Peculiar Galaxies Specific to an astrophotography target 27 67 1
Astrofreunde-Franken Club or association 8 327 1
Sony ICX814 Specific to certain equipment 4 105 0
Astrophotography with Dobson Specific to certain equipment 3 11 0
Barnard Astronomical Society of Chattanooga Club or association 4 190 0
Nexstar8SE All-Stars Specific to certain equipment 1 4 0
Halpha by reflex Specific to certain equipment 4 17 0
Sicilian AstroImagers Geographical area 3 16 0
PSES - Grade 5 - 2017 - Ms. DeSantis Other 1 10 0
Atmospheric optics and skyscapes Other 9 15 0
Hubble Legacy Archive Specific to an imaging technique 6 21 0
Ghezz Observatory Club or association 2 124 0
Made in Tivoli/Namibia Geographical area 3 54 0
Dutch Imagers Geographical area 2 1 0
FLI Microline images Specific to certain equipment 1 13 0
C8 XLT Celestron Deep Space Specific to certain equipment 4 46 0
Nuremberg Public Observatory Geographical area 10 178 0
DSLR narrowband Specific to certain equipment 22 86 0
AAA : Astronomes et Astrographes Amateurs Internet community 68 4430 0
Equipment showcase Other 67 106 0
Mirasteilas Observatory, Falera, Switzerland Club or association 1 34 0
Cloudy Nights Internet community 155 11911 0
Maksutov imaging Specific to certain equipment 1 0 0
INDI Users Other 22 108 0
Star Trails Specific to an imaging technique 12 23 0
Very Wide Field Specific to an imaging technique 36 301 0
"Simply Stellarvue" Specific to certain equipment 24 268 0
Cave Astrola Specific to certain equipment 1 3 0
Astro Imagers of Hong Kong Geographical area 4 12 0
Images of Taiwan Geographical area 28 216 0
Objects of the South - negative declination only Other 1 3 0
CMOS Imagers Specific to certain equipment 41 326 0
Image the Universe Other 25 50 0
Cooled Color Cams Specific to certain equipment 4 11 0
Planetary Nebulae Specific to an astrophotography target 52 306 0
Mono Only Specific to an imaging technique 60 322 0
Entre Encinas y Estrellas (e-EyE) Professional network 18 91 0
The refractors! Specific to certain equipment 123 1838 0
Astronomical Society of Victoria (ASV) Club or association 15 467 0