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Holmberg 124/NGC 2805 by Klaus Eltschka

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AstroArt Store experience Off-topic Oct 2, 2023D. Jung Last post: gigaklatch	141	8.9k	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: John Hayes	37	1k	57 minutes ago
Any suggestions: trouble achieving sharp focus with Edge HD Celestron EdgeHD 8" Mar 9, 2026Alexander Bouwman Last post: Tony Gondola	38	500	14 minutes ago
The How and Why of Superluminance Processing LRGB Luminance +3 Mar 7, 2026Mark McComiskey Last post: Mark McComiskey	31	582	29 minutes ago
First Astrocamera - ToupTek ATR585M mono kit or ToupTek ATR2600C color camera? Equipment Buying Advice Mar 9, 2026ErenNew contributor Last post: Tony Gondola	27	286	19 minutes ago
Gradient in dark frames Bias Frames Calibration Dark Frames +2 Mar 5, 2026Lukas Bauer Last post: Lukas Bauer	30	431	3 hours 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	1 day ago
Fornax LT2 Review Fornax LighTrack II Sky-Watcher Star Adventurer Star Tracker +2 Jul 1, 2023Pariah Last post: Simone Scarpa	15	630	12 hours 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: Cassio Pieroni Trevisani	14	116	37 minutes ago
Bright band at bottom of images with Canon 6D Pleiades Astrophoto PixInsight DSLR Help Needed +1 Mar 8, 2026Cameron Stout Last post: Cameron Stout	10	117	2 hours ago
Mysterious U-shaped structure near NGC 2477 and NGC 2546? Acquisition Deep Sky Help Needed +1 Mar 9, 2026Vin Last post: SonnyE	4	217	6 hours 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	127	1 hour ago
The Pinwheel Galaxy Sky-Watcher Esprit 100ED Mar 7, 2026Paul LeibingerNew contributor Last post: Paul Leibinger	4	158	8 hours ago
Need help diagnosing distortions Apertura 8" f/4 Imaging Newtonian Reflectors Collimation +2 Jan 6, 2026N Patten Last post: N Patten	4	136	7 hours ago
Community tools and Hobby projects Astronomy tools Feb 14, 2026Salvatore IoveneAdminIOTD StaffFrequent contributorExemplary contributor Last post: Tony Gondola	28	1.2k	2 days ago
Integrating Science and Astrophotography General Science Physics Citizen Science Jan 22, 2026David Payne	0	92	Jan 22, 2026
[RCC] My very first IOTD Request for feedback M33 Mar 3, 2026Leonardo Landi Last post: Gamaholjad	12	848	1 day 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	4 days ago
Looking for big aperture astrograph Equipment Ritchey-Chrétien Acquisition +6 Mar 3, 2026Photon_Collector Last post: JohnAdastra	20	669	1 day ago
The flame nebula Nebula Mar 10, 2026Shaunak BellubbiNew contributor Last post: Ethan Sweet	2	64	3 hours 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	564	2 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	0	47	4 hours ago
Telescope Mirror Cleaning Equipment Aug 10, 2025Wayne Elley Last post: John Hayes	14	564	2 days ago
Shifting primary mirror Equipment Reflectors Intermediate +2 Mar 6, 2026Christian Bennich Last post: Craig Towell	12	230	1 day 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	3 days ago
Stellavita app 2.0 ToupTek StellaVita Equipment Jan 27, 2026Eric GagneFrequent contributor Last post: Eric Gagne	1	93	23 hours 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	447	2 days ago
Serious Stray Light Issue - William Optics UltraCat 56 William Optics Ultra-Cat 56 Artifacts Mar 1, 2026rqfugate Last post: Joshua Carter	15	444	2 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	111	2 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	325	2 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	86	1 day ago
Controlling a UMi 17X: MiniPC or StellarMate/StellaVita/ASIAIR Proxisky UMi 17X Mar 10, 2026Robin Bosshard	0	6	2 hours ago
Data Request Collaboration Help Needed NGC2264 Jan 18, 2026Jeff Kisslinger Last post: Jeff Kisslinger	16	387	2 days ago
Touptek Hope D60 Equipment Focuser Refractors +3 Mar 3, 2026Georg N. Nyman Last post: Georg N. Nyman	5	150	2 days ago
New FSQ! Refractors News Mar 7, 2026Dunk Last post: Dunk	4	215	2 days ago
So they tell me astrophotography is something people do for fun... Equipment Troubleshooting Feb 26, 2026John TuckerFrequent contributorPerfect post Last post: Alexander Bouwman	50	1.2k	4 days ago
My Learning Journey: Choosing an Astrophotography Camera (Beginner-Friendly Blog Post) Acquisition Beginner First Telescope +1 Jul 5, 2025akshay87kumar Last post: akshay87kumar	2	142	2 days ago
Super-Nerds Only: 6" f/4 GSO's Mirror Cell Analysis with 3M Sticky Pads Equipment Mar 8, 2026andrea tasselliFrequent contributor Last post: Tony Gondola	1	72	2 days ago
10Micron GM1000 mount and Daylight Savings Time Remote Astrophotography Help Needed Mar 8, 2026Jerry GerberPerfect post	0	45	2 days ago
What's your opinion on the Canon EOS 6D? Canon EOS 6D Acquisition Deep Sky Mar 1, 2026melquisedeque azevedo Last post: Simone Scarpa	11	350	4 days ago
Drizzle when undersampling? Beginner Feb 27, 2026Trey Wood Last post: Alan Brunelle	5	217	3 days ago
Improving RGB imaging quality under Bortle 8 light pollution Color Calibration Broadband RGB +1 Mar 4, 2026Tony GondolaFrequent contributorExemplary contributor Last post: Tony Gondola	9	262	4 days ago
Advice needed on hard printing of a specific image Help Needed Feb 19, 2026kvastronomer Last post: dummieastro	11	263	4 days ago
Canon EOS 1300D and 75-300mm lens for amateur astrophotography? Canon EOS 1300D / Rebel T6 / Kiss X80 Beginner Buying Advice Mar 7, 2026Eren BeyazçiçekNew contributor Last post: Eric Gagne	3	41	3 days 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	45	4.7k	6 days ago
Imaging Markarian's Chain at 1000mm Acquisition Deep Sky Mar 4, 2026Jerry GerberPerfect post Last post: Jerry Gerber	2	237	4 days ago
iOptron Hybrid vs strain wave mounts performance iOptron HEM44 with iPolar iOptron HAE43 Mar 4, 2026Antonio Parisi Last post: Christophe Perroud	7	140	4 days ago
Redcat51 Loose Focus Help William Optics Redcat 51 Focuser Beginner +1 Feb 13, 2026Trey Wood Last post: OtarokoOno	3	102	4 days ago
Possible large planetary nebula candidate (~20–30') – looking for narrowband imaging help Acquisition H-alpha Narrowband +7 Mar 5, 2026Interactive Sky Last post: Interactive Sky	6	199	5 days ago
survey and comparisons (M96) Target Processing Request for feedback Feb 27, 2026Brian Diaz Last post: SonnyE	28	500	6 days ago

Showing 1-50 of 8617