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IC2944, IC2948
IC2944, IC2948 by George Hatfield
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JohnAdastra
Longs Focal Length scopes 16" RC vs. CDK 12.5 vs. C14 Edge HD
EquipmentRefractorsRitchey-Chrétien +5
May 12, 2026JohnAdastra
Last post: Jeff Herman
Jeff Herman
Ross Salinger
Jeffery Richards
John Hayes
Tony Gondola
20417
24 minutes ago
Michele Campini
Problem with 200/800 newtonian
Tecnosky Newton 200/800 CARBON Series
May 8, 2026Michele Campini
Last post: Tony Gondola
Tony Gondola
David Veach
andrea tasselli
Astro Hopper
47814
12 hours ago
Dark Matters Astrophotography
Retrospective on HCRO in New Mexico
ObservatoryRemote AstrophotographyWeather
May 6, 2026Dark Matters Astrophotography
Last post: Ed Beshore
Ed Beshore
Dale Ghent
Wei-Hao Wang
Tony Gondola
Jeffery Richards
15571
12 hours ago
Brian LeCuyer
Request for Feedback: Beginner - M13 first attempt
ProcessingOne-Shot ColorRequest for feedback +2
May 13, 2026Brian LeCuyerNew contributor
Last post: Brian LeCuyer
Vin
Habib Sekha
Tony Gondola
Stefan Muckenhuber
Die Launische Diva
14240
9 hours ago
Dirk Bausch
Self-built gradient-removal pipeline: comparison vs PixInsight WBPP (Coma Cluster + Leo Triplet, identical data)
ProcessingBackground ExtractionCalibration +2
May 14, 2026Dirk Bausch
Last post: Joseph Biscoe IV
Joseph Biscoe IV
AstroGadac
andrea tasselli
Victor Van Puyenbroeck
Vin
7126
5 hours ago
Jan Bielański
PixInsight GPU support in RC-Astro plugins (TensorFlow with CUDA) in Debian 12
ProcessingHow-toTroubleshooting
Mar 1, 2025Jan Bielański
Last post: Jan Bielański
lblock
Joe Linington
6321
11 hours ago
Hassaan Zaheer
Cannot figure out these weird gradients
Sky-Watcher Quattro 150P
May 7, 2026Hassaan Zaheer
Last post: Alejandro Moreschi
Alejandro Moreschi
Jay Mills
John Hayes
Lorenzo Siciliano
Klaus Haaken
25507
1 day ago
Jerry Gerber
Claude AI on integration time limits for astrophotography
CMOSAcquisition
May 10, 2026Jerry GerberPerfect post
Last post: Jerry Gerber
Arun H
Matthew Proulx
Alex Nicholas
John Hayes
C.Sand
281k
2 days ago
Thomas Rider
Artesky Artec
Artesky ARTEC 200 E
Feb 19, 2026Thomas Rider
Last post: Thomas Rider
John Hudson
andrea tasselli
Stellar Nomads
Jon Woodhead
Tony Gondola
19454
1 day ago
Wandrille VINCENT
New Askar 50p telescope: solving star halo problems
EquipmentRefractorsArtifacts +2
May 14, 2026Wandrille VINCENT
Last post: Hadi Zaheer
Hadi Zaheer
andrea tasselli
797
13 hours ago
Chuck Schreiner
Satellite trails not handled by WBPP?
Pleiades Astrophoto PixInsightProcessingArtifacts +4
May 13, 2026Chuck Schreiner
Last post: Steven Zuhoski
Steven Zuhoski
HR_Maurer
ItsMeAstro
7195
1 day ago
Steven Zuhoski
Narrow Band Imaging in Bortle 1 Skies
AcquisitionDeep Sky
May 12, 2026Steven Zuhoski
Last post: Steven Zuhoski
Brian Puhl
Alex Nicholas
andrea tasselli
Tony Gondola
AstroGadac
12296
1 day ago
Rick Evans
Suggested DSLR shutter speed and ISO for imaging the ISS with a C5
Celestron C5 SC XLT spotting scopeDSLRISS
May 12, 2026Rick Evans
Last post: Rick Evans
V
Tony Gondola
665
1 day ago
Chris Sullivan
What scope and coma corrector are you using?
Fast Newtonians ReflectorsDeep Sky
May 28, 2017Chris Sullivan
Last post: Jamadagni Pariti
Jamadagni Pariti
Eric Benedetti
David Pitou
Phil Creed
Jordan Morley
742.4k
3 days ago
Eric Gagné
What Time do you start shooting ?
Acquisition
May 12, 2026Eric GagnéFrequent contributor
Last post: Alex Nicholas
Alex Nicholas
AstroGadac
Brian Puhl
Frank "Voloire"
Daniel Cimbora
13285
2 days ago
Ari Paulechen Junior
Looking for a collaborator in the Northern Hemisphere
CollaborationDeep SkyMessier Objects
May 15, 2026Ari Paulechen Junior
039
3 hours ago
Ralf Dinkelmeyer
Testing 3nm dualband filters with high-resolution spectroscopy
FiltersDuo-NarrowbandNarrowband +2
May 14, 2026Ralf Dinkelmeyer
030
10 hours ago
Jose Mtanous
Help with RH200 halos/reflections
Officina Stellare RH200 MKII ATReflectorsArtifacts +2
Dec 18, 2025Jose Mtanous
Last post: Andrea Bergamini
Andrea Bergamini
TiffsAndAstro
Tony Gondola
Rainer Ehlert
andrea tasselli
23538
2 days ago
Look Up to the Sky and See
Stupid question :) When do you guys edit your photos? Any time of the day or only in the evening?
Processing
May 9, 2026Look Up to the Sky and SeeNew contributor
Last post: Phil Bordelon
Phil Bordelon
Michael Smithers
Bill McLaughlin
Eric Gagné
Gaillard Jérôme
11374
2 days ago
Todd Charlson
Back Focus on MoonLite 3.5" NiteCrawler with the 645 reducer QE 0.72
Takahashi FSQ-106EDX4Reducer
May 26, 2025Todd Charlson
Last post: Todd Charlson
Dunk
Dark Matters Astrophotography
Bob Lockwood
Daniel Carter
midnightsnacks
32500
3 days ago
hisan koko
Where to buy affordable telescope tracking mounts
EquipmentStar TrackerPortable Setup +2
May 2, 2026hisan koko
Last post: Camille Chatelain
Camille Chatelain
Eric Gagné
bigCatAstro
Rainer Ehlert
Frédéric Ruciak
19390
2 days ago
Brian
ASI585 MC/MM Air – Alpaca / ASCOM (Windows)
ZWO ASI585MC AIREquipment
May 10, 2026Brian
Last post: Brian
Ross Salinger
253
1 day ago
John Walsh
Diffuse halo around stars - Not Filter related
Sky-Watcher Explorer 150PDS
May 10, 2026John Walsh
Last post: Tony Gondola
Tony Gondola
Ashraf AbuSara
Craig Towell
andrea tasselli
HR_Maurer
24301
3 days ago
Steven Ayres
New member interested in photometry and scientific astrophotography
PhotometryBeginnerIntroductions +1
May 11, 2026Steven AyresNew contributor
Last post: Steven Ayres
Interactive Sky
Craig Towell
587
2 days ago
Niels_L
User Experiences ASKAR 120 APO
Askar 120APORefractorsEquipment
Aug 10, 2024Niels_L
Last post: AlexFilothodoros
AlexFilothodoros
Adam Cox
John Stone
Alex Nicholas
joe90605
493k
4 days ago
Philip Mortimer
Upgrading from Vaonis Vespera to modular ZWO setup for planetary and deep sky
Vaonis Vespera Integrated CameraVaonis VesperaEquipment +2
May 5, 2026Philip Mortimer
Last post: MaksPower
MaksPower
Hadi Zaheer
Thomas Picciani
Jim Case
Andrew Lamond
12155
3 days ago
Menelaos
ZWO CAA backfocus issue with Sky-Watcher Newtonian setup
EquipmentReflectorsHelp Needed
May 6, 2026Menelaos
Last post: Eric Benedetti
Eric Benedetti
Fabrice Lamidey
Seung-Jun Kim
Alex Nicholas
Tony Gondola
9105
3 days ago
Rocksen
Sky-watcher mount drives and PDH2 incompatibility: alternatives?
Sky-Watcher SynScan ProBeginnerHelp Needed +1
May 3, 2026Rocksen
Last post: Jim Raskett
Jim Raskett
MaksPower
Marcin Cikała
TiffsAndAstro
Tony Gondola
5162
3 days ago
Anthony Duin
ADC and 10" Dobsonian
ZWO ADC
May 12, 2026Anthony DuinNew contributor
Last post: andrea tasselli
andrea tasselli
140
2 days ago
Willem Jan Drijfhout
Moving from one Remote Hosting Site to Another
EquipmentObservatoryRemote Astrophotography +1
May 7, 2026Willem Jan DrijfhoutPerfect post
Last post: Dave & Telescope
Dave & Telescope
rokpalcic
Obdulio Garcia-Nicolas
John Hayes
8440
4 days ago
Olivier Girard
Solar H-alpha close-up views
Filip Szczerek ImPPG (Image Post-Processor)ProcessingStacking +2
Apr 20, 2026Olivier Girard
Last post: Olivier Girard
GreatAttractor
Philippe Fossier
13328
4 days ago
Eric Gagné
What Time do you start shooting ?
Acquisition
May 12, 2026Eric GagnéFrequent contributor
Last post: Eric Gagné
179
3 days ago
Greg
Trying to decide on a larger refractor for imaging galaxies.
EquipmentBuying Advice
May 2, 2026Greg
Last post: Ashraf AbuSara
Ashraf AbuSara
Tony Gondola
Photon_Collector
Nikguy
Alessio Pariani
33892
5 days ago
Ethan Sweet
WBPP vs Sirilic
Siril Team SirilicStacking
Apr 18, 2026Ethan Sweet
Last post: Rodolphe Goldsztejn
Rodolphe Goldsztejn
Frank Alvaro
Wei-Hao Wang
John Hayes
Tony Gondola
12291
4 days ago
Jerry Gerber
Two different defects in two stacked linear images
RegistrationArtifactsTroubleshooting
May 10, 2026Jerry GerberPerfect post
Last post: Jerry Gerber
Francesco Meschia
Tony Gondola
HR_Maurer
492
4 days ago
Tommy Mastro
Issue with RGB Stars for SHO Image (Please Help)
AcquisitionRGBSHO +1
May 9, 2026Tommy Mastro
Last post: Bernd Hagenauer
Bernd Hagenauer
Tobiasz
HR_Maurer
Craig Towell
andrea tasselli
8152
4 days ago
Mike Mulcahy
Reflections from a CDK 12.5
EquipmentFiltersReflectors +3
Apr 30, 2026Mike Mulcahy
Last post: Mike Mulcahy
John Hayes
jego
Alejandro Moreschi
Willem Jan Drijfhout
Marcin Cikała
22443
5 days ago
NAG
QHY268m USB compatibility issues
QHYCCD QHY268 MEquipment
May 4, 2026NAG
Last post: Brian Puhl
Brian Puhl
HR_Maurer
Tony Gondola
Rob Johnson
691
5 days ago
Declan Garrett
Help acquiring a clear image of star TYC 9331-719-1
BeginnerHelp Needed
May 10, 2026Declan GarrettNew contributor
047
4 days ago
George Smith
Orion Optics planetary images with orion optics reflector
Planetary Camera
May 8, 2026George Smith
Last post: George Smith
andrea tasselli
260
5 days ago
Wandrille VINCENT
adapter for Samyang 135mm F2.0 lens
EquipmentBeginnerBuying Advice +1
Dec 20, 2025Wandrille VINCENT
Last post: Abhishek Prasad
Abhishek Prasad
odelay
Eric Benedetti
andrea tasselli
Clayton Ostler
38703
7 days ago
Craig Bernier
New Charles Bracken Book Weighs in at Six Pounds!
BeginnerIntermediateAstronomy tools +2
Apr 23, 2026Craig Bernier
Last post: Patrick
Patrick
Isbel Gonzalez
Javier Temprano
Alan M
John Hayes
35947
8 days ago
rqfugate
Serious Stray Light Issue - William Optics UltraCat 56
William Optics Ultra-Cat 56Artifacts
Mar 1, 2026rqfugate
Last post: rqfugate
Jeff Reitzel
DavesView
Bob ten Berge
Michael Rushalko
Dave
341.1k
8 days ago
Nick Large
M16/M17 and M31 were my very first DSOs
Very First Images M16M17M31 +2
Aug 22, 2024Nick Large
Last post: Tom Marsala
Tom Marsala
Ian Dixon
271
6 days ago
Don Norwood
IOptron iAFS2 auto focuser for Apertura CarbonStar RC8?
EquipmentFocuserReflectors +2
May 9, 2026Don Norwood
025
5 days ago
Kun I
Celestron C8 ring artifact confirmed in my images
Celestron C8
May 8, 2026Kun I
Last post: TiffsAndAstro
TiffsAndAstro
181
6 days ago
Craig Towell
Anyone for data sharing?
Collaboration
May 4, 2026Craig Towell
Last post: Craig Towell
Doug Crowe
Spacetime Pictures
Steven Scott
Brian Puhl
Astro Sarisky
13389
8 days ago
Michael Jarvis
Pixinsight Repository download error
ProcessingAstronomy toolsHelp Needed +1
May 5, 2026Michael Jarvis
Last post: Marcelof
Marcelof
183
9 days ago
Kevin Lucas
What causes double stars in telescope images?
EquipmentRefractorsArtifacts +1
May 4, 2026Kevin Lucas
Last post: Jerry Gerber
Jerry Gerber
bigCatAstro
Tony Gondola
Willem Jan Drijfhout
churmey
9242
9 days ago
Andy williams
Portable telescope setup advice for northern hemisphere imaging from Vietnam
EquipmentRefractorsBuying Advice
May 3, 2026Andy williams
Last post: Andy williams
andrea tasselli
277
7 days ago
Showing 1-50 of 8809