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NGC2685 The Helix by Georg N. Nyman

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Setting up the E160-ED for Full Frame Imaging Takahashi Epsilon-160ED Equipment Refractors Jul 28, 2022Dark Matters Astrophotography Last post: Antonio Parisi	1.7k	62.8k	2 days ago
Skywatcher Esprit 100 with Esatto 3 - Anyone using this combo? Sky-Watcher Esprit 100ED Focuser Equipment Aug 6, 2023ScotiaAstro Last post: Dumitru Irizan	39	2.8k	21 hours ago
Reaching Out to John Hayes Dew Heater Equipment Physics Feb 24, 2026GregsAstrobin Last post: Freestar8n	14	850	13 hours ago
Using a ZWO 2600MC Duo with a long focal length scope ZWO ASI2600MC DUO Celestron EdgeHD 14"CMOS +1 Jan 23, 2024Warwick Last post: ArchStarGazer	23	2.2k	1 day ago
Fast optics with regular speed filters? Equipment Filters Optics Feb 22, 2026Tareq Abdulla Last post: Alex Nicholas	24	289	4 hours ago
Community tools and Hobby projects Astronomy tools Feb 14, 2026Salvatore IoveneAdminIOTD StaffFrequent contributorExemplary contributor Last post: akshay87kumar	23	1.1k	1 day ago
Seeking astrophotographer for high-resolution images of 55 stars Remote Astrophotography Collaboration Request for feedback +2 Feb 25, 2026Alin BeudeanNew contributor Last post: Médéric Hébert	10	216	17 minutes ago
ZWO 2600 MC 2025 Version Troubleshooting - Missing frames and exposure failures ZWO ASI2600MC Pro ZWO ASIAIR Plus Troubleshooting Dec 1, 2025AdAstraAnimadverto Last post: Andrew Murrell	18	471	15 hours ago
Tri-band "RGB" filters? Filters Feb 25, 2026Jeff Russell Last post: Stelios_Stergiou	7	140	4 hours ago
Advice needed on hard printing of a specific image Help Needed Feb 19, 2026kvastronomer Last post: Richard Seely	9	200	3 hours ago
Choosing between two dark sky locations: Bortle 1 in a busy area vs. Bortle 2 in a more private area Dark Site Light Pollution Request for feedback Feb 23, 2026Bluetooth1989 Last post: Rick Veregin	14	391	20 hours ago
ML Astro SAL 33 Mount Harmonic Mount Jan 15, 2026Aloke Palsikar Last post: Rabeea Alkuwari	6	319	19 hours ago
Sony camera saving as FITS instead of ARW format in NINA Equipment Mirrorless Acquisition +2 Feb 13, 2026Noah Lausen Last post: Posuda Ponsa	6	82	3 hours ago
NINA - Astrometric solution Acquisition Plate Solving Deep Sky +1 Feb 23, 2026Eric Gagne Last post: Tony Gondola	6	120	10 hours ago
Are two telescopes better than one? Backyard Astrophotography Feb 22, 2026John TuckerFrequent contributor Last post: churmey	32	828	1 day ago
Testing RC8 carbon telescope on Avalon M-Zero mount setup Avalon Instruments Mounts Avalon Instruments M-zero GSO 8" f/8 Ritchey-Chretien Carbon Tube Jan 18, 2026Remco Last post: Alex Nicholas	3	144	10 hours ago
Moravian C3 camera CMOS Equipment Filter Wheel +1 Jan 9, 2026Nicolas Molina Last post: Riccardo Civati	20	427	1 day ago
Seeking image processing collaborators for deep-sky astrophotography datasets QHYCCD QHY268 M Celestron EdgeHD 8"Sky-Watcher HEQ5 PRO +7 Feb 23, 2026Matthis DebruyneNew contributor Last post: Matthis Debruyne	6	152	23 hours ago
Astrophotography in March Acquisition Deep Sky Feb 23, 2026Trey Wood Last post: SonnyE	8	266	1 day ago
Lens cleaning cloths - Buyer beware Cleaning Feb 24, 2026John TuckerFrequent contributor Last post: Arun H	4	239	1 day ago
Up to 6000 Sh2 Images Sharpless2 Objects Sharpless Catalog Feb 21, 2026Jerry Yesavage Last post: Spacetime Pictures	8	363	2 days ago
What adapter does a Jackery explorer 500 need to connect to a standard 5.5 x 2.1 DC cable? ZWO ASIAIR Plus Equipment Power Supply Nov 18, 2022Jerry GerberPerfect post Last post: Andrew	12	323	1 day ago
Python torch error Help Needed Feb 13, 2026Tony GondolaFrequent contributorExemplary contributor Last post: Richard Seely	1	42	3 hours ago
My test report of the Canon EF 300mm f/4 L IS USM for astrophotography Canon EF 300mm f/4L IS USM DSLR Review Dec 16, 2025Simone Scarpa Last post: Simone Scarpa	8	257	1 day ago
Warpastron WD-20 vs. ZWO AM7? WarpAstron WD-20 Equatorial Mount Equipment +2 Feb 10, 2026Kartik Atre Last post: ScottF	30	766	3 days ago
Request: Data to process Processing Collaboration Deep Sky Nov 23, 2024Lasse Skov Last post: Matthis Debruyne	7	388	2 days ago
Data Request Collaboration Help Needed NGC2264 Jan 18, 2026Jeff Kisslinger Last post: Matthis Debruyne	15	357	2 days ago
Camera / lens settings using Rokinon 135mm Rokinon 135mm f/2.0 ED UMC ZWO ASI2600MM Pro Acquisition +1 Jul 29, 2025Chase Davidson Last post: Carl Greeff	7	265	2 days ago
How do my stars look? ZWO ASI2600MC Pro Processing Narrowband +2 Dec 6, 2025Dave Stearn Last post: Tommy Mastro	15	816	3 days ago
Meade 12" LX90 - Focuser Options Equipment Focuser Help Needed Feb 9, 2026Dan R Last post: Richard Seely	5	77	2 days ago
Syqon StarLess vs PI StarXterminator first impressions comparison Russell Croman Astrophotography StarXTerminator Processing Advanced +1 Jan 14, 2026Georg N. Nyman Last post: Georg N. Nyman	17	604	3 days ago
Guide scope and camera recommendations for smaller Svbony refractors Refractors Guiding Beginner +2 Feb 23, 2026RocksenNew contributor Last post: ProksimaCentauri	3	44	2 days ago
Jupiter and Io – First Attempt with a Deep-Sky Setup ZWO ASI294MC Pro Celestron EdgeHD 8"Lucien AstroSurface Feb 16, 2026akshay87kumar Last post: akshay87kumar	3	131	2 days ago
QHY Minicam8 blue halo QHYCCD miniCAM8M Feb 20, 2026Olivier GNew contributor Last post: ZigZagZebraz	10	182	3 days ago
DIY Strain Wave Mount Harmonic Mount DIY Feb 23, 2026clockworkbikesNew contributor	0	48	2 days ago
Decided on an S30 Pro as my next tool Generic equipment discussions Feb 23, 2026JohnnyAstro Last post: Tony Gondola	1	45	2 days ago
Player One Poseidon-C prominent star halos Player One Poseidon-C Pro Troubleshooting Dec 18, 2025Ryan Winkler Last post: Alex Casale	11	280	4 days ago
Is it worth buying the Seestar S50 for deep sky observation? ZWO Seestar S50 Equipment Beginner +3 Feb 11, 2026BigLizardAstro Last post: BigLizardAstro	10	223	4 days ago
Artesky Artec Artesky ARTEC 200 E Feb 19, 2026Thomas Rider Last post: andrea tasselli	17	366	4 days ago
Struggling to improve my telescope guiding performance Guiding Feb 20, 2026Jeff Dyben Last post: ZigZagZebraz	12	297	4 days ago
Player One Poseidon-M Pro camera Player One Poseidon-M Pro CMOS Feb 22, 2026Rainer EhlertFrequent contributor Last post: Rainer Ehlert	2	64	3 days ago
Blackwater Skies / Imaging Toolbox broken ??? Help Needed Troubleshooting Feb 9, 2026Jay Hovnanian Last post: Stellar Nomads	5	184	4 days ago
Losmandy plate on EQM-35 Pro ? Equatorial Mount Equipment Buying Advice Feb 21, 2026Eric Gagne Last post: SonnyE	10	89	4 days ago
Square or circular? Moravian Instruments C3-61000 PRO Filters Vignetting Mar 18, 2025Riccardo Civati Last post: Valentine Treshchun	14	528	5 days ago
Academic Survey - Astrophotography Citizen Science Research Feb 18, 2026Steven Last post: Rainer Ehlert	10	644	5 days ago
GUIDE: Collimating Takahashi Epsilon 130 ED w/ OCAL Takahashi Epsilon 130 Takahashi Epsilon-160ED Equipment +1 May 13, 2024Reg Pratt Last post: Gernot_Obertaxer	117	19.9k	7 days ago
First impressions of the Twister FG-80 friction mount Equipment Equatorial Mount Guiding +2 Feb 21, 2026Jon Woodhead Last post: Jon Woodhead	4	166	4 days ago
Optolong Oiii filter defective? Optolong OIII 3nm 2"Filters Feb 21, 2026DavesView Last post: Tony Gondola	3	60	4 days ago
Serious Finding About Voyager Starkeeper Voyager Starkeeper Voyager Advanced Advanced Feb 20, 2026Dark Matters Astrophotography Last post: Salvatore Iovene	7	391	5 days ago
What’s Wrong With My Luminance? Processing Deep Sky Jan 7, 2026Jim Raskett Last post: SonnyE	31	702	6 days ago

Showing 1-50 of 8572