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Reaching Out to John Hayes Dew Heater Equipment Physics Feb 24, 2026GregsAstrobin Last post: SonnyE	38	1.8k	11 hours ago
Seeking high focal length telescope recommendations for deep sky imaging Dobsonian Equipment Reflectors +6 Jan 23, 2026Juju.Ziggy Last post: Matthis Debruyne	19	629	13 hours ago
Need to take bias longer than 0 seconds on the QHY Minicam QHYCCD miniCAM8M Bias Frames Calibration May 9, 2025Noah Tingey Last post: Eric Gagne	11	364	2 hours ago
So they tell me astrophotography is something people do for fun... Equipment Troubleshooting Feb 26, 2026John TuckerFrequent contributorPerfect post Last post: Gregg Brickner	40	850	1 day ago
survey and comparisons (M96) Target Processing Request for feedback Feb 27, 2026Brian Diaz Last post: Brian Diaz	12	234	11 hours ago
Real time live astro feed? Astronomy tools Feb 28, 2026Mike G. Last post: Mike G.	9	154	7 hours ago
Finally figuring out my F2.8 PowerNewt 5 years after buying it. Fast Newtonians Boren-Simon 6" f/2.8 PowerNewt M42 Feb 28, 2026John TuckerFrequent contributorPerfect post Last post: Alex Nicholas	14	302	20 hours ago
Serious Stray Light Issue - William Optics UltraCat 56 William Optics Ultra-Cat 56 Artifacts Mar 1, 2026rqfugate Last post: Astro Jeep	5	50	44 minutes ago
Is it worth buying the Seestar S50 for deep sky observation? ZWO Seestar S50 Equipment Beginner +3 Feb 11, 2026BigLizardAstro Last post: Alex P	11	243	1 day ago
Astrophotography in March Acquisition Deep Sky Feb 23, 2026Trey Wood Last post: SonnyE	9	335	23 hours ago
Recommendations for Windows tablet with good battery life for astronomy rig control. Equipment Power Supply Portable Setup +3 Mar 2, 2026Astro Jeep Last post: Eric Gagne	5	20	12 minutes ago
In Praise of PHD2 - Thanks Guys Open PHD Guiding Project PHD2 Guiding Feb 27, 2026Kevin MorefieldIOTD StaffPerfect post Last post: SonnyE	8	263	1 day ago
What scope and coma corrector are you using? Fast Newtonians Reflectors Deep Sky May 28, 2017Chris Sullivan Last post: Andrew Murrell	61	2.1k	2 days ago
Community tools and Hobby projects Astronomy tools Feb 14, 2026Salvatore IoveneAdminIOTD StaffFrequent contributorExemplary contributor Last post: Interactive Sky	24	1.2k	2 days ago
What's your opinion on the Canon EOS 6D? Canon EOS 6D Acquisition Deep Sky Mar 1, 2026melquisedeque azevedo Last post: Peter Nielsen	4	115	14 hours ago
Fast optics with regular speed filters? Equipment Filters Optics Feb 22, 2026Tareq Abdulla Last post: Tareq Abdulla	29	404	1 day ago
Warning: Astro-Art Finland holding refund since March 2024 Equipment Buying Advice Jun 17, 2024AstRobert Last post: Ilke Senol	32	2.4k	2 days ago
Aurora Precision EQ Primary Cell Fast Newtonians Reflectors DIY Collimation Jun 16, 2024noon Last post: dpcarriere	13	320	1 day ago
Strategies for doing AP in Florida: Dealing with limited exposure time high humidity Dew Heater Equipment Reflectors +2 Feb 28, 2026John TuckerFrequent contributorPerfect post Last post: John Tucker	7	87	22 hours ago
New to Astro, looking for starter advice Sky-Watcher Esprit 100ED Jan 31, 2026BlueRidge85 Last post: John Tucker	32	408	2 days 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: MaksPower	24	2.3k	2 days ago
UV/IR Cut vs Luminance Acquisition Deep Sky Feb 28, 2026Eric GagneFrequent contributor Last post: andrea tasselli	7	138	1 day ago
Using a mosaic technique to reduce border optical aberrations Takahashi FS-60C Takahashi FS-60CB Mosaic +1 Mar 1, 2026Ricardo Serpell	0	41	6 hours ago
Decided on an S30 Pro as my next tool Generic equipment discussions Feb 23, 2026JohnnyAstro Last post: SonnyE	4	82	1 day 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: Alex Nicholas	16	480	3 days ago
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	6 days ago
My early Christmas computer present! Mac Users Group Aries Productions Astro Pixel Processor (APP)Pleiades Astrophoto PixInsight Processing +1 Dec 22, 2023John Favalessa Last post: MaksPower	8	191	2 days ago
Halo artifact troubleshooting on Esprit ED80 and lens cleaning safety Equipment Refractors Optics +4 Nov 26, 2025Lucas Jacobson Last post: churmey	7	94	2 days 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	20	508	3 days ago
Im having hard time adjusting the ADC from ZWO to correct settings Torsten Edelmann FireCapture ZWO ADC Intermediate +3 Feb 28, 2026Hvboy738 Last post: Arnie	1	45	1 day ago
Fast newtonians for remote setup Fast Newtonians Remote Astrophotography Collimation Mar 2, 2024Emilio Frangella Last post: Frédéric Ruciak	2	174	2 days ago
Moravian C3 camera CMOS Equipment Filter Wheel +1 Jan 9, 2026Nicolas Molina Last post: ItsMeAstro	21	456	3 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	4 days ago
Tri-band "RGB" filters? Filters Feb 25, 2026Jeff Russell Last post: SonnyE	10	235	3 days ago
Seeking astrophotographer for high-resolution images of 55 stars Remote Astrophotography Collaboration Request for feedback +2 Feb 25, 2026Alin BeudeanNew contributor Last post: SonnyE	15	378	3 days ago
Drizzle when undersampling? Beginner Feb 27, 2026Trey Wood Last post: Tony Gondola	3	120	2 days ago
Soliciting experience / opinions on sharing a remotely hosted telescope Dark Site Remote Astrophotography Collaboration Feb 1, 2026John TuckerFrequent contributorPerfect post Last post: Craig Rairdin	6	218	3 days ago
250p QUATTRO Carbon Fiber version on EQ6R PRO mount?? Sky-Watcher Quattro 250P / 10-S Sky-Watcher EQ6-R Pro Buying Advice Feb 6, 2026Menelaos Last post: Renato Jean Piero Tradardi	18	387	3 days ago
ML Astro SAL 33 Mount Harmonic Mount Jan 15, 2026Aloke Palsikar Last post: Minh Lết	7	353	3 days ago
Askar FMA180 Pro focusing issues and coma problems Equipment Focuser Refractors +4 Feb 21, 2026Filip Záruba Last post: Filip Záruba	4	61	2 days ago
Advice for rig upgrade Equipment Ritchey-Chrétien Feb 5, 2026Davide Maino Last post: andrea tasselli	11	143	3 days ago
Disconnessione o cambio di filtro non effettuato dell’EFW 7x2” ZWO e disconnessione del CAA ZWO ZWO ASI2600MC Pro Sky-Watcher AZ-EQ6 PRO Equipment +5 Feb 27, 2026Luigi Ferrari Last post: Luigi Ferrari	2	24	2 days ago
Lunar eclipse photography advice for two telescope setups William Optics Redcat 51 ZWO ASI2600MC Pro ZWO ASI585MC Feb 26, 2026ReidNew contributor Last post: andrea tasselli	8	53	3 days 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: TiffsAndAstro	4	166	3 days ago
Advice needed on hard printing of a specific image Help Needed Feb 19, 2026kvastronomer Last post: Richard Seely	9	219	3 days 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	85	3 days ago
NINA - Astrometric solution Acquisition Plate Solving Deep Sky +1 Feb 23, 2026Eric GagneFrequent contributor Last post: Tony Gondola	6	131	4 days ago
Are two telescopes better than one? Backyard Astrophotography Feb 22, 2026John TuckerFrequent contributorPerfect post Last post: churmey	32	841	5 days ago
Python torch error Help Needed Feb 13, 2026Tony GondolaFrequent contributorExemplary contributor Last post: Tony Gondola	2	56	3 days 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	159	4 days ago

Showing 1-50 of 8587