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The Cosmic Warrior: Thor's Helmet (NGC 2359) by Ngo Duy

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NINA - start, stop and pause with SAFE conditions Stefan Berg Nighttime Imaging 'N' Astronomy (N.I.N.A. / NINA)Sequencing Remote Astrophotography Apr 30, 2024vikas chander Last post: John Stone	41	2.3k	4 hours ago
MLPT within NINA is here! ASA Community Acquisition Sequencing Advanced Sep 30, 2025Rupert Smith Last post: Gerald	43	1.4k	2 hours ago
Warpastron WD-20 vs. ZWO AM7? WarpAstron WD-20 Equatorial Mount Equipment +2 Feb 10, 2026Kartik Atre Last post: Kartik Atre	18	473	4 hours ago
Northern vs southern hemisphere: which has better night sky targets? Acquisition Deep Sky Observing Lists Jan 23, 2026Ben Saunders Last post: AstroGadac	15	348	1 hour ago
Community tools and Hobby projects Astronomy tools Feb 14, 2026Salvatore IoveneAdminIOTD StaffFrequent contributor Last post: chvvkumar	4	467	2 hours ago
Seeking replacement scope: alternatives to babyQ with better optics Refractors Buying Advice Feb 14, 2026Jeffery Richards Last post: Jeffery Richards	37	556	10 hours ago
[Tool] SkyCompendium: The field assistant for Gary Imm's catalog Observing Lists Feb 5, 2026Francis Moreau Last post: Rainer Ehlert	21	483	8 hours ago
Round stars using a guidescope at 1000mm - possible? Equipment Acquisition Guiding +2 Feb 5, 2026Paul Sanfilippo Last post: Chris Ashford	15	416	12 hours ago
Syqon StarLess vs PI StarXterminator first impressions comparison Russell Croman Astrophotography StarXTerminator Processing Advanced +1 Jan 14, 2026Georg N. Nyman Last post: Fabrice Lamidey	16	502	11 hours ago
ToupTek is getting closer to breaking the monopoly (StellaVita 2.0)) ToupTek StellaVita Equipment Feb 9, 2026Ali Alobaidly Last post: Georg N. Nyman	41	1.3k	1 day ago
Review: ToupTek 36mm LRGB and SHO Filters. Equipment Filters Review Mar 27, 2025Alex Nicholas Last post: Armin Lukas	11	765	21 hours ago
BIAS frames darker on one side in HDR mode. ToupTek ATR585M Equipment Bias Frames +2 Feb 15, 2026Eric Gagne Last post: Tony Gondola	17	206	17 hours ago
Dwarf Mini smart telescope first impressions Equipment Deep Sky Review Feb 16, 2026David Cruz Last post: Tee Beave	6	191	8 hours ago
The Quest for High Resolution Deep Sky Imaging Presentation Acquisition Outreach How-to Feb 16, 2026Robert Majewski Last post: John Stone	7	164	3 hours ago
Can Sky Watcher EQ8R mount load 16" Newtonian reflector and guide stably and precisely? Sky-Watcher EQ8-R Pro Equatorial Mount Equipment +4 Feb 6, 2026Marshall Huang Last post: Rainer Ehlert	9	268	14 hours ago
Power solution for AM5N + ASI533MM Astro rig ZWO ASIAIR Plus ZWO ASI120MM Mini Equipment +1 Jan 4, 2026Megh Joshi Last post: Chuckbnobo	5	119	5 hours ago
Looking for inspiration: What PixInsight scripts are you missing? Pleiades Astrophoto PixInsight Jan 14, 2026Igor Koprowicz Last post: Mike Cleary	5	234	17 hours ago
Need help with Flat calibration Equipment Reflectors Background Extraction +4 Feb 17, 2026YingtianZZZ Last post: Brian Puhl	6	56	8 hours ago
Jupiter and Io – First Attempt with a Deep-Sky Setup ZWO ASI294MC Pro Celestron EdgeHD 8"Lucien AstroSurface Feb 16, 2026akshay87kumar Last post: Tony Gondola	2	87	12 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: bobtobb	13	384	1 day ago
Stability in AM5 Askar 120APO Askar 103APO ZWO AM5 Dec 18, 2025Louis Last post: Jeff Stover	25	598	3 days ago
Telescope Build for Deep Space photography Equipment Acquisition Beginner +2 Jan 30, 2026Ricky Last post: Ricky	20	533	3 days ago
SpaceX's million satellite plan: threat to astrophotography or manageable challenge? Processing Light Pollution Satellite +1 Feb 1, 2026Rabeea Alkuwari Last post: Rainer Ehlert	48	1.3k	4 days ago
Shorter dew shield for Celestron C11 EdgeHD? Celestron C11 Equipment Guiding +3 Feb 17, 2026Kartik Atre	0	7	4 hours ago
New star removal tool Processing Star Reduction Deep Sky Feb 5, 2026Tony GondolaFrequent contributor Last post: ZigZagZebraz	26	849	3 days ago
ChatGPT and oval stars Equipment Reflectors Acquisition +5 Feb 13, 2026John TuckerFrequent contributor Last post: John Tucker	14	236	3 days ago
VeraLux Curves crashes. Is it just me? Siril Team Siril Riccardo Paterniti VeraLux HyperMetric Stretch Feb 13, 2026Guillermo (Guy) Yanez Last post: Guillermo (Guy) Yanez	4	97	2 days ago
Color camera filters Filters Remote Astrophotography Beginner Feb 12, 2026Jonathan Spool Last post: alpheratz06	7	158	3 days 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: Ahkilleux	5	127	3 days ago
Sky Rover 50 SAW review Sky Rover 50SAW Review Feb 10, 2026Jakub Korbel Last post: Frédéric Ruciak	5	318	4 days ago
unknowingly bought a Pentax KP modified for astro? Equipment DSLR Feb 13, 2026David WrightNew contributor Last post: Wim van Berlo	8	95	3 days ago
Sony camera saving as FITS instead of ARW format in NINA Equipment Mirrorless Acquisition +2 Feb 13, 2026Noah LausenNew contributor Last post: Noah Lausen	5	74	3 days ago
Artefact in image Acquisition Artifacts Feb 13, 2026eric belanger Last post: eric belanger	5	68	3 days ago
Redcat51 Loose Focus Help William Optics Redcat 51 Focuser Beginner +1 Feb 13, 2026Trey Wood Last post: Trey Wood	2	76	3 days ago
Temperature compensation using weather data feed Stefan Berg Nighttime Imaging 'N' Astronomy (N.I.N.A. / NINA)Focuser Auto-Focusing Jul 26, 2025Himanshu Pandey Last post: SonnyE	17	494	4 days ago
HyperStar and FLATs Filters Feb 13, 2026Pawel Piechnik Last post: Pawel Piechnik	2	55	3 days ago
Pegasus Astro USB Hub mount from Rouz Astro Equipment Feb 13, 2026Eric Gagne	0	51	3 days ago
Bonjour à tous les passionnés d'astronomie. Off-topic Deep Sky Français Jul 1, 2025Nathalie DB Last post: Nathalie DB	50	1.2k	5 days ago
AM5N weird noise while GOTO movements ZWO AM5N Equatorial Mount Troubleshooting Feb 11, 2026Jandro.rm Last post: Jandro.rm	10	182	4 days ago
Seeking starry sky photos from April 11, 2012 birthday Request for feedback Naked Eye Off-topic +1 Feb 11, 2026雨四时New contributor Last post: 雨四时	2	119	4 days ago
Are my stars elongated? Acquisition Processing Feb 11, 2026Astro Jeep Last post: Astro Jeep	15	291	5 days ago
New 10Micron GM1000 EP - Feedback 10Micron GM1000 HPS EP Equatorial Mount Equipment +2 Feb 9, 2026Stellar Nomads Last post: Stellar Nomads	5	213	5 days ago
Seeking advice to improve my 5th year Horsehead Nebula image Processing Intermediate Request for feedback +3 Feb 9, 2026Justin Pickens Last post: Arun H	25	543	6 days ago
About a student's dream Introductions Feb 13, 2026涵陈New contributor	0	61	4 days ago
SkyArrow HD17 V5 mount, my new beast :) Equipment Harmonic Mount Feb 12, 2026Astro Hopper	0	92	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: SonnyE	8	143	5 days ago
Camera advice for C14 SCT requested Equipment Beginner Buying Advice Feb 8, 2026Gordon Pegue Last post: Roger Ménard	13	301	5 days ago
Focus cube running to zero with out of focus camera issue Stefan Berg Nighttime Imaging 'N' Astronomy (N.I.N.A. / NINA)Focuser Auto-Focusing Sep 12, 2025Mossyback Last post: SonnyE	7	70	5 days ago
Python torch error Help Needed Feb 13, 2026Tony GondolaFrequent contributor	0	34	4 days ago
Meade 12" LX90 - Focuser Options Equipment Focuser Help Needed Feb 9, 2026Dan R Last post: Stellar Nomads	4	68	5 days ago

Showing 1-50 of 8540