Search found 20 matches

by chassaigne
Sat Apr 20, 2024 2:03 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Found Images: 2024 April
Replies: 28
Views: 1133

M13 cluster of Hercules

M13 RGB 17h50mn 1500.jpg Messier 13 or M13 (also designated NGC 6205 and sometimes called theGreat Globular Cluster in Hercules, the Hercules Globular Cluster, or the Great Hercules Cluster), is a globular cluster of several hundred thousand stars in the constellation of Hercules. Full data and ima...
by chassaigne
Sun Mar 31, 2024 8:17 am
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2024 March
Replies: 88
Views: 186951

Re: Submissions: 2024 March

Ic 417 Hargb 8h05 VF2-10M.jpg IC 417, sometimes known as the Spider Nebula, is a large visible emission nebula in the Auriga constellation. It is linked to the open cluster Stock 8 and is the site of important star formation processesNGC 1931 is an emission nebula located in the constellation Aurig...
by chassaigne
Mon Jan 22, 2024 3:42 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2024 January
Replies: 82
Views: 218208

Re: Submissions: 2024 January

Full https://www.flickr.com/photos/145132004@N07/53480420378/in/datetaken-public/ Small reflection nebula located in the heart of the vast molecular cloud of the Taurus constellation and illuminated by the radiation of the variable star RY Tauri, a T Tauri star (therefore very young) with a very hig...
by chassaigne
Sun Dec 17, 2023 4:30 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 December
Replies: 100
Views: 166770

ngc 1579

https://www.georges-chassaigne.fr/433170348/ngc-1579 NGC 1579 (also known as theNorthern Trifid) is a diffuse nebula located in the constellation of Perseus. It is referred to as the Northern Trifid because of its similar appearance to the Trifid Nebula, which is located in the southern celestial he...
by chassaigne
Sun Dec 03, 2023 4:59 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 November
Replies: 62
Views: 244230

ngc 1491

NGC 1491, also known as LBN 794 or SH2-206, is a bright emission-type nebula located approximately 9,800 light-years from Earth in the constellation Perseus. The nebula obtains its dark red coloring due to Many massive stars (such as BD+50 866) embedded in NGC 1491 produce lots of ultraviolet radiat...
by chassaigne
Sun Dec 03, 2023 4:52 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 December
Replies: 100
Views: 166770

ngc 1491

https://www.flickr.com/photos/145132004@N07/53373020818/in/datetaken-public/ NGC 1491, also known as LBN 794 or SH2-206, is a bright emission-type nebula located approximately 9,800 light-years from Earth in the constellation Perseus. The nebula obtains its dark red coloring due to Many massive star...
by chassaigne
Sun Nov 19, 2023 2:36 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 November
Replies: 62
Views: 244230

Re: Submissions: 2023 November

https://live.staticflickr.com/65535/53340988627_76c22d2ff7_w.jpg Sh2-132 SHO 10h45mnV5 by georges chassaigne , sur Flickr SH2-132, also known as the Leo Nebula, is a rich HII region with star clusters, emission nebulae, and dark dust regions. Located in the southern part of the constellation Cepheu...
by chassaigne
Mon Sep 11, 2023 3:45 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 September
Replies: 120
Views: 192900

ngc 5033

https://live.staticflickr.com/65535/53133940551_08362eeebb_w.jpg LRGB01crop by georges chassaigne , sur Flickr RC astrosib 20" F/2.7 + camera Kepler 4040 cmos Total RGB=23h30mn ccdautopilot + the skyX +Pixinsight + Photoshop From hosting E-eye (Fregenal de la sierra (Spain) Full data: https://...
by chassaigne
Tue Aug 29, 2023 9:37 am
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 August
Replies: 146
Views: 311083

Re: sh2-109Submissions: 2023 August

https://live.staticflickr.com/65535/53150249360_0a8f7d64cb_w.jpg sh2-109 HaRGB V1 34h35mn-Editps by georges chassaigne , sur Flickr Sh2-109 is a large complex of visible emission nebulae in the constellation Cygnus.It looks like a complex system of nebulous filaments of different thicknesses immers...
by chassaigne
Wed Aug 23, 2023 2:15 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 August
Replies: 146
Views: 311083

ngc 6914

https://live.staticflickr.com/65535/53134141264_38e6c2070f_w.jpg ngc 6914 HaRGB9 29h10mn by georges chassaigne , sur Flickr NGC 6914 is a reflection nebula located approximately 6,000 light-years away in the constellation of Cygnus, and was discovered by Édouard Stephan on August 29, 1881.Ultraviol...
by chassaigne
Wed May 24, 2023 2:06 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 May
Replies: 125
Views: 233630

Re: Submissions: 2023 May

Sh2-73is located in the constellation Hercules and was mistakenly included in the Sharpless catalog as an emission nebula.We now know that the nebula is simply a molecular cloud. With its relatively high galactic latitude, about 45°, the integrated light of the galaxy illuminates the nebula. Full im...
by chassaigne
Wed May 24, 2023 2:03 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 May
Replies: 125
Views: 233630

Re: Submissions: 2023 May

Sh2-265, you can find at lower right hand side, is a very dimmed reddish H-alpha diffused nebula spread around 2 degrees northwest of Bellatrix. The nebula is one of gaseous matters forming the Orion Association, has a span of about 50 arc minutes. We can hardly recognize its detailed structures, co...
by chassaigne
Tue Apr 11, 2023 3:12 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 April
Replies: 110
Views: 160590

M 51

M 51 https://live.staticflickr.com/65535/52809865999_6334ee8f58_w.jpg m 51 HaRGB 22h10 VF2 by georges chassaigne , sur Flickr TheWhirlpool Galaxy, also known asMessier 51a (M51a) orNGC 5194, is an interacting grand-designspiral galaxy with a Seyfert 2 active galactic nucleus.It lies in the constella...
by chassaigne
Wed Apr 05, 2023 3:01 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 April
Replies: 110
Views: 160590

Re: Submissions: 2023 April

Messier 106 (also known asNGC 4258) is anintermediate spiral galaxy in the constellation Canes Venatici. It was discovered by Pierre Méchain in 1781. M106 is at a distance of about 22 to 25 million light-years away from Earth. M106 contains an active nucleus classified as aType 2 Seyfert, and the pr...
by chassaigne
Tue Mar 21, 2023 4:33 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 March
Replies: 116
Views: 185068

Re: Submissions: 2023 March

Sh2-232 (centre) and Sh2-235 (lower left) are large, faint regions of Ha-nebulosity in the constellation Auriga. But they aren’t the only objects in the image. The small oval structure just left of centre of Sh2-232 is a planetary nebula, PN G173.5+03.2. Another faint planetary appears as a small ye...
by chassaigne
Tue Mar 21, 2023 4:31 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 March
Replies: 116
Views: 185068

Re: Submissions: 2023 March

The silhouette of an intriguing dark nebula inhabits this cosmic scene. Lynds' Dark Nebula (LDN) 1622 appears against a faint background of glowing hydrogen gas only easily seen in long telescopic exposures of the region. LDN 1622 lies near the plane of our Milky Way Galaxy, close on the sky to Barn...
by chassaigne
Tue Mar 21, 2023 4:28 pm
Forum: The Observation Deck: Latest Sky Photography
Topic: Submissions: 2023 March
Replies: 116
Views: 185068

Re: Submissions: 2023 March

NGC 7497is an edge on galaxy located at a distance of 59 million light years. In this astrophoto, the galaxy is seemingly surrounded by beautiful faint nebulosity. As it happens, the nebulae is actually about 60,000 times closer to us. Full data and image https://www.georges-chassaigne.fr/433170348/...