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Sadr Region
Sadr Region by nonsens2
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Doversole83
6" Newton at f/3 (Nexus Reducer) - Persistent light artifacts
Starizona Nexus 0.75x Newtonian Focal Reducer/Coma Corrector (NEXUS-075)Apertura 6" f/4 Imaging NewtonianPleiades Astrophoto PixInsight
May 15, 2026Doversole83
Last post: andrea tasselli
Tony Gondola
andrea tasselli
Werner Stumpferl
Walter Leonhard Schramböck
Dirk Bausch
17139
34 minutes 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: Vin
Vin
Joseph Biscoe IV
AstroGadac
andrea tasselli
Victor Van Puyenbroeck
12275
8 hours ago
TiffsAndAstro
review of my new svbony sv605cc
SVBony SV605MCCanon EOS 600D / Rebel T3i / Kiss X5Sky-Watcher Star Adventurer GTi +2
Jul 31, 2024TiffsAndAstro
Last post: TiffsAndAstro
Karl Theberge
Dale Penkala
John Hayes
8488
8 hours ago
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
20459
14 hours ago
Willem Jan Drijfhout
New PixInsight 1.9.4: overall ~30% faster on Apple Silicon
EquipmentProcessingAstronomy tools +2
May 15, 2026Willem Jan DrijfhoutPerfect post
Last post: Richard
Richard
John Hayes
Marcelof
Michael
Eric Gagné
7112
28 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
47830
1 day ago
Claudio Boicu
Takahashi vs pleiads 111?
Takahashi FSQ-85EDRefractorsBuying Advice
Apr 21, 2024Claudio Boicu
Last post: Dave Rust
Dave Rust
Marco Luigi Tassi
3464
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
15590
1 day 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
14277
23 hours ago
Ari Paulechen Junior
Looking for a collaborator in the Northern Hemisphere
CollaborationDeep SkyMessier Objects
May 15, 2026Ari Paulechen Junior
Last post: andrea tasselli
andrea tasselli
3151
7 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
6333
1 day 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
2 days 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
2 days 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
7111
1 day 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
7204
1 day ago
Jan Erik Vallestad
300PDS advice
Sky-Watcher Explorer 300PDSEquipmentReflectors +1
May 15, 2026Jan Erik Vallestad
Last post: Tony Gondola
18
23 minutes 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
12302
2 days ago
Ralf Dinkelmeyer
Testing 3nm dualband filters with high-resolution spectroscopy
FiltersDuo-NarrowbandNarrowband +2
May 14, 2026Ralf Dinkelmeyer
044
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
668
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
4 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
13289
2 days 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
3 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
3 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
19392
3 days ago
Brian
ASI585 MC/MM Air – Alpaca / ASCOM (Windows)
ZWO ASI585MC AIREquipment
May 10, 2026Brian
Last post: Brian
Ross Salinger
254
2 days 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
24302
4 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
3 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
5 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
12156
4 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
4 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
5163
4 days ago
Anthony Duin
ADC and 10" Dobsonian
ZWO ADC
May 12, 2026Anthony DuinNew contributor
Last post: andrea tasselli
andrea tasselli
141
3 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
8441
5 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
13331
5 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
33893
6 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
5 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
493
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
8153
5 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
22444
6 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
6 days ago
Declan Garrett
Help acquiring a clear image of star TYC 9331-719-1
BeginnerHelp Needed
May 10, 2026Declan GarrettNew contributor
049
5 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
6 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
8 days ago
Kun I
Celestron C8 ring artifact confirmed in my images
Celestron C8
May 8, 2026Kun I
Last post: TiffsAndAstro
TiffsAndAstro
181
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
9 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
7 days ago
Showing 1-50 of 8812