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Pinwheel galaxy with Ha highlights by weirdastrocat

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AstroArt Store experience Off-topic Oct 2, 2023D. Jung Last post: gigaklatch	141	9k	Nov 26, 2025
So an F/4 Newt isn't really faster than an F/10 SCT??? Binning Optics Request for feedback Mar 8, 2026John TuckerFrequent contributorPerfect post Last post: Rick Krejci	80	2.3k	5 hours ago
I bought a CHEAP harmonic mount from AliExpress ! - The Juwei-17 Juwei 17 Harmonic Mount Equatorial Mount +1 Jul 10, 2024Ali Alobaidly Last post: Jan Erik Vallestad	49	4.8k	1 day ago
PixInsite Confession Equipment Processing Monochrome +2 Mar 13, 2026Tony GondolaFrequent contributorExemplary contributor Last post: Albut	6	207	43 minutes ago
First Telescope – ASKAR 71F \| Any good resources on how to use it? Equipment Focuser Refractors +7 Mar 10, 2026Cassio Pieroni TrevisaniNew contributor Last post: MaksPower	20	259	5 hours ago
ToupTek is getting closer to breaking the monopoly (StellaVita 2.0)) ToupTek StellaVita Equipment Feb 9, 2026Ali Alobaidly Last post: Miroslav	42	1.5k	1 day ago
How to arrange a to-do list of targets Acquisition Observing Lists Mar 11, 2026Leonardo Landi Last post: Robert Gillette	13	248	11 hours ago
First impressions of the Twister FG-80 friction mount Equipment Equatorial Mount Guiding +2 Feb 21, 2026Jon Woodhead Last post: Jon Woodhead	6	250	5 hours ago
Requesting feedback on CQ350 Pro Mount Sky-Watcher CQ350 Pro Sky-Watcher EQ6-R Pro Equatorial Mount +1 Dec 30, 2024Gina Knight Last post: Michael Gorman	32	1.2k	1 day ago
The How and Why of Superluminance Processing LRGB Luminance +3 Mar 7, 2026Mark McComiskey Last post: John Hayes	44	921	1 day ago
Odd "circle" in imagery when taking photos Help Needed Mar 13, 2026texasastrophotography Last post: andrea tasselli	10	153	14 hours ago
Stacking data from different telescopes/cameras in PixInsight? Pleiades Astrophoto PixInsight Aries Productions Astro Pixel Processor (APP)Processing +5 Mar 14, 2026Interactive Sky Last post: Interactive Sky	6	45	2 hours ago
Unusual R-C Light Leak - HELP! Acquisition Deep Sky Mar 13, 2026Gary Seven Last post: SonnyE	8	126	12 hours ago
Integrating Science and Astrophotography General Science Physics Citizen Science Jan 22, 2026David Payne	0	104	Jan 22, 2026
Mini PC crashing caused scope to hit mount Stefan Berg Nighttime Imaging 'N' Astronomy (N.I.N.A. / NINA)Open PHD Guiding Project PHD2 Help Needed +1 Mar 11, 2026Jon Foulkes Last post: SonnyE	30	456	1 day ago
Odd Horizontal Thick Line Artifacts Pleiades Astrophoto PixInsight Acquisition Artifacts Mar 13, 2026Adam Last post: Adam	8	68	11 hours ago
A Few iOptron HAE43 setup questions iOptron HAE43 Harmonic Mount Mar 13, 2026Bruce Donzanti Last post: Bruce Donzanti	2	21	43 minutes ago
Synscan mount pointing wrong direction before manual star alignment Equatorial Mount GoTo Help Needed Mar 12, 2026Rocksen Last post: MaksPower	6	77	1 day ago
Any suggestions: trouble achieving sharp focus with Edge HD Celestron EdgeHD 8" Mar 9, 2026Alexander Bouwman Last post: John Tucker	40	602	3 days ago
Question about GM1000 10Micron GM1000 HPS Dec 21, 2025Jerry GerberPerfect post Last post: TiffsAndAstro	7	202	2 days ago
First Astrocamera - ToupTek ATR585M mono kit or ToupTek ATR2600C color camera? Equipment Buying Advice Mar 9, 2026Eren Last post: Tony Gondola	27	333	3 days ago
Gradient in dark frames Bias Frames Calibration Dark Frames +2 Mar 5, 2026Lukas Bauer Last post: Lukas Bauer	30	445	3 days ago
Bright band at bottom of images with Canon 6D Pleiades Astrophoto PixInsight DSLR Help Needed +1 Mar 8, 2026Cameron Stout Last post: Seizal Bong	11	164	3 days ago
In the search of Sagittarius A Galaxy Research Mar 12, 2026Shaunak BellubbiNew contributor	0	71	1 day ago
ESPRIT 100 + RICCARDI 0.75 REDUCER BACKFOCUS ADJUSTMENT. CRAZIEST! Sky-Watcher Esprit 100ED ZWO ASI2600MC Pro Reducer +1 May 29, 2025Jandro.rm Last post: John Stone	38	1.7k	4 days ago
Maximising Star Adventurer 2i Sky-Watcher Star Adventurer 2i - WiFi Mar 12, 2026Campbell MuirNew contributor Last post: Campbell Muir	2	38	1 day ago
Light Pollution Mitigation Strategy: IRL RGB If you didn’t see it in In Reality, then it wasn’t there…. Siril Team Siril Background Extraction Gradient Removal +5 Feb 12, 2026Ahkilleux Last post: Seizal Bong	6	187	3 days ago
TSX and QSI 683 'Bias' Error Equipment CCD Acquisition +2 Mar 13, 2026Josh	0	25	1 day ago
Fornax LT2 Review Fornax LighTrack II Sky-Watcher Star Adventurer Star Tracker +2 Jul 1, 2023Pariah Last post: Simone Scarpa	15	633	3 days ago
How to Make an good astronomical mount with the EQ8-R (or ORION HD110) using Shibumi Astro Kits (long post with photos) Sky-Watcher EQ8-R DIY Review Mar 10, 2026Jakub MyslukNew contributor Last post: Jakub Mysluk	3	144	3 days ago
Has anybody looked into this low-priced Aussie hosting site? Harmonic Mount Dark Site Remote Astrophotography Mar 10, 2026John TuckerFrequent contributorPerfect post Last post: Dunk	3	171	3 days ago
Mysterious U-shaped structure near NGC 2477 and NGC 2546? Acquisition Deep Sky Help Needed +1 Mar 9, 2026Vin Last post: SonnyE	4	246	3 days ago
The Pinwheel Galaxy Sky-Watcher Esprit 100ED Mar 7, 2026Paul LeibingerNew contributor Last post: Paul Leibinger	4	162	3 days ago
Need help diagnosing distortions Apertura 8" f/4 Imaging Newtonian Reflectors Collimation +2 Jan 6, 2026N Patten Last post: N Patten	4	136	3 days ago
Community tools and Hobby projects Astronomy tools Feb 14, 2026Salvatore IoveneAdminIOTD StaffExemplary contributor Last post: Tony Gondola	28	1.3k	5 days ago
[RCC] My very first IOTD Request for feedback M33 Mar 3, 2026Leonardo Landi Last post: Gamaholjad	12	856	5 days ago
The flame nebula Nebula Mar 10, 2026Shaunak BellubbiNew contributor Last post: Ethan Sweet	2	88	3 days ago
Setting up the E160-ED for Full Frame Imaging Takahashi Epsilon-160ED Equipment Refractors Jul 28, 2022Dark Matters Astrophotography Last post: menelmacar	1.7k	62.9k	8 days ago
Looking for big aperture astrograph Equipment Ritchey-Chrétien Acquisition +6 Mar 3, 2026Photon_Collector Last post: JohnAdastra	20	680	5 days ago
Collimation; "confirm with a star test at night". Wat! TS-Optics 250mm/10" f/8 Ritchey-Chrétien Astrograph (truss)Reflectors Collimation +2 Feb 12, 2026bobtobb Last post: Tony Gondola	22	570	5 days ago
Telescope Mirror Cleaning Equipment Aug 10, 2025Wayne Elley Last post: John Hayes	14	567	5 days ago
Shifting primary mirror Equipment Reflectors Intermediate +2 Mar 6, 2026Christian Bennich Last post: Craig Towell	12	236	5 days ago
Seti Astro Suite - a mini PixInsight? SetiAstro Statistical Stretch Processing Deep Sky Feb 12, 2025Tony GondolaFrequent contributorExemplary contributor Last post: John Tucker	108	5k	7 days ago
Stellavita app 2.0 ToupTek StellaVita Equipment Jan 27, 2026Eric GagneFrequent contributor Last post: Eric Gagne	1	98	4 days ago
Request for recommendations for a mid-low priced 600-800 mm refractor Equipment Refractors Intermediate +1 Feb 3, 2026John TuckerFrequent contributorPerfect post Last post: Jeff Stover	20	449	6 days ago
Serious Stray Light Issue - William Optics UltraCat 56 William Optics Ultra-Cat 56 Artifacts Mar 1, 2026rqfugate Last post: Joshua Carter	15	451	6 days ago
Controlling a UMi 17X: MiniPC or StellarMate/StellaVita/ASIAIR Proxisky UMi 17X Mar 10, 2026Robin Bosshard	0	25	3 days ago
RCC Request for Feedback and Honest Critique on my Crescent Nebula (Pixinsight User) Pleiades Astrophoto PixInsight Processing One-Shot Color +1 Mar 8, 2026Tommy Mastro Last post: Tommy Mastro	6	115	5 days ago
Is it worth buying the Seestar S50 for deep sky observation? ZWO Seestar S50 Equipment Beginner +3 Feb 11, 2026BigLizardAstro Last post: Aloke Palsikar	13	333	6 days ago
Islands in Infinity Galaxies 3-D Derek Ward-Thompson (Author), Brian May (Editor), J-P Metsävainio (Illustrator) Outreach Book Recommendations Mar 6, 2026Alan Brunelle Last post: Alan Brunelle	1	91	4 days ago

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