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Arching filament August 2 2024 by Mark Johnston

Vast collections of stars, gas, and dust beyond our Milky Way.

Showing 1-50 of 244

	Replies	Views	Created
To Distance or not to Distance Galaxy Rainer EhlertFrequent contributor Last post: Rainer Ehlert	5	132	1 day ago
How to add H alpha data to OSC data in Pixinsigh? Optolong L-eXtreme ZWO ASI2600MC Pro Calibration +7 oymd Last post: Mikołaj Wadowski	8	241	8 days ago
Scientific processing or artistic processing, which one is more important for astrophotography? Processing Color Calibration HDR +3 Marshall Huang Last post: Gary Lopez	54	1.3k	23 days ago
Explore the Universe in 3-D - Islands in Infinity: Galaxies 3-D Acquisition Deep Sky Book Recommendations +2 Steven Scott	0	12	Nov 23, 2025
Stuck in a rut looking for some inspiration!! Processing H-alpha Intermediate +3 Anthony Grillo Last post: SonnyE	25	641	Nov 17, 2025
I like galaxies, but.... Equipment Light Pollution Buying Advice +1 TiffsAndAstro Last post: TiffsAndAstro	52	1.2k	Nov 8, 2025
these are some of the pictures I took on my phone I am hoping to get better equipment Request for feedback Galaxy M31 briggs baker Last post: AstroÅmazer	9	336	Nov 3, 2025
Andromeda galaxy captured with 6 hours of exposures from Borrego Springs Sky-Watcher Esprit 100ED Pleiades Astrophoto PixInsight ZWO ASI2600MC Pro +6 lblock	0	105	Oct 31, 2025
M31 test critique Askar SQA55 Pleiades Astrophoto PixInsight ZWO ASI2600MC Pro +7 Dave Stearn Last post: Dave Stearn	25	980	Oct 24, 2025
NGC 1797, never imaged on AstroBin! First on Astrobin Advanced Challenge Deep Sky +3 Salvatore IoveneAdminIOTD StaffFrequent contributor Last post: Gamaholjad	16	1.2k	Oct 24, 2025
Red channel overpowering in M33 - color balancing advice needed Processing Color Calibration Stretching +4 Michael Telesco Last post: Michael Telesco	7	191	Oct 18, 2025
RGB integration time for LRGB images (mostly galaxies) Filters Acquisition Broadband +4 Anthony Grillo Last post: danieldh206	3	107	Sep 27, 2025
Grok AI Assistance Acquisition One-Shot Color Deep Sky +2 kirk@kmellard.com Last post: Erik Westermann	4	154	Sep 4, 2025
NGC6946: How can I improve the post processing on this image? ZWO Seestar S50 Request for feedback Galaxy +1 Olivier Lefebvre Last post: Olivier Lefebvre	9	292	Aug 21, 2025
Is this what I think it is? Drizzle Processing Artifacts +2 Tony GondolaFrequent contributor Last post: Tony Gondola	18	672	Aug 20, 2025
[RCC] Galaxy post processing M101 Color Calibration Processing LRGB +3 akshay87kumar Last post: Erik Westermann	10	1.1k	Aug 19, 2025
Astrophotography shots with stock Pentax K-1 DSLR DSLR Acquisition Deep Sky +4 Craig Bobchin	0	24	Aug 14, 2025
Astrophotography shots with stock Pentax K-1 DSLR Pentax K-1 DSLR Deep Sky +3 Craig Bobchin	0	24	Aug 14, 2025
Building My First Galaxy-Hunting Rig – Need Advice! Askar 120APO ZWO ASI2600MC AIR Buying Advice +1 K R Last post: MING ZIWEN	24	834	Jul 21, 2025
SN 2025rbs in NGC 7331 Deep Sky Galaxy Supernova +1 Steven Fanutti Last post: Ben Godson	37	1.6k	Jul 17, 2025
How Far We've Come: Comparing old 200" Hale Images with Modern Digital Images Galaxy Book Recommendations John Hayes Last post: Jeff Marston	17	1.1k	Jul 7, 2025
NB Filter Bandwidth Requirements for Galaxy Imaging - AND- Announcing the Galaxy Studio on AIC Acquisition Narrowband Deep Sky +1 John Hayes Last post: John Hayes	3	293	Jul 6, 2025
Has anyone ever… M101 Supernova Messier Objects +2 Daniel Cimbora Last post: Michael Stolz	17	768	Jun 16, 2025
Combining OSC data with dual narrowband data Pleiades Astrophoto PixInsight NGC5194 M51 +2 erik102696 Last post: andrea tasselli	5	153	Jun 10, 2025
Fireworks Galaxy Processing Request Processing Deep Sky NGC6946 +2 Fabian Butkovich Last post: Wim van Berlo	10	419	May 29, 2025
[RCC] Markarian's Chain Pleiades Astrophoto PixInsight Request for feedback M87 +1 Jure Menart Last post: Jure Menart	6	308	May 27, 2025
Supernova in NGC 4156? NGC4156 Supernova Galaxy +2 Nurinniska Last post: Benny Colyn	4	174	May 1, 2025
Tutoriel inserting fine H-alpha filaments on galaxy nucleus with PixInsight Pleiades Astrophoto PixInsight Processing H-alpha +2 David Serquera Last post: Jeff Donaldson	1	241	Apr 13, 2025
Critique my image! LRGB Request for feedback Galaxy Claudio Boicu Last post: Kevin	22	732	Apr 12, 2025
M63--What is this? Acquisition Deep Sky M63 +2 Jerry Gerber Last post: andrea tasselli	5	238	Apr 8, 2025
ngc3718 Request for feedback NGC3718 Galaxy +2 Anderl Last post: AstroRBA	10	265	Apr 8, 2025
Imaging M63 During Moonlight Acquisition Deep Sky M63 +2 Jerry Gerber Last post: andrea tasselli	1	80	Apr 7, 2025
Galactic Blues Processing Deep Sky Galaxy Tony GondolaFrequent contributor Last post: Tony Gondola	53	1.1k	Apr 6, 2025
[RCC] Why is my Leo's Tripplet ignored from the IOTD Submitters Request for feedback Galaxy pmneo Last post: pmneo	85	5.2k	Apr 2, 2025
Gain and offset for very dim details QHYCCD QHY600PH C NGC3628 NGC Objects +2 Georg N. Nyman Last post: ScottF	17	552	Mar 13, 2025
Can't tell if this red is artifact or is really there... Processing Deep Sky Galaxy +1 Harry Karamitsos Last post: Scott Badger	4	238	Mar 11, 2025
M51: Ideas for the fuzziness Request for feedback M51 Help Needed +2 Vineet Panwalkar Last post: Francesco Meschia	10	495	Mar 7, 2025
Help with gradient in the final mosaic John Murphy PhotometricMosaic (PMM)Mosaic M31 +2 Emilio Frangella Last post: Wei-Hao Wang	3	100	Mar 4, 2025
IFN around and within Leo triplet? Acquisition Deep Sky NGC3627 +1 Dominik Weinbrenner Last post: Sebastian Godelet	5	514	Mar 3, 2025
Iso setting on D7000 Nikon D7000 M31 Galaxy +1 Astroplantfish Last post: Wei-Hao Wang	10	174	Feb 28, 2025
How to identify background galaxies not identified with astrometry.net? Galaxy Deep Sky Photon_Collector Last post: Tony Gondola	5	324	Jan 29, 2025
[RCC] M81/M82 LRGB Request for feedback Galaxy Photon_Collector Last post: Die Launische Diva	2	214	Jan 27, 2025
Hello with a Seestar S50 (or two)! ZWO Seestar S50 Introductions NGC2336 +1 Andrej Flis Last post: Mel Martin	6	237	Jan 12, 2025
Looking to collaborate on NGC 6946 Stellar Collaborations Collaboration NGC6946 NGC Objects +2 Ivan Raichev	0	13	Jan 11, 2025
100 years Off-topic Galaxy Jean-David Gadina Last post: andrea tasselli	1	205	Dec 30, 2024
Finally some insane focal length data! Insane focal lengths Russell Croman Astrophotography NoiseXTerminator NGC1365 Galaxy +2 Daniel Petzen Last post: Daniel Petzen	20	960	Dec 30, 2024
SN2024ABFL in NGC 2146 Supernova Imagers (no remnants pls😉) Supernova Galaxy Robert Shepherd	0	47	Dec 23, 2024
Could it be that I detected an error in CDS's SIMBAD Astronomical Database? Off-topic Galaxy Cluster Galaxy Danny Caes Last post: AstroGinger	2	184	Dec 20, 2024
Starzonia flattener quality verses the Celestron Celestron C8 NGC1419 Sh2-206 +2 Ed Litoborski Last post: gfunkernator	15	514	Nov 24, 2024
Looking to collaborate on M74 Stellar Collaborations NGC628 M74 Messier Objects +2 Ivan Raichev Last post: Curtis2010	7	136	Nov 17, 2024

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