#NGC6121
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klimkovsky.bsky.social
Globular star cluster Messier 4

Messier 4 (M4 or NGC 6121) is a globular star cluster located in the constellation Scorpius. Here's some key information about it:
astroblog1.quora.com/Globular-sta...

#Space #Astronomy #Science #Messier4 #M4 #NGC6121 #GlobularStarCluster #AI #Grok #GrokAI
Globular star cluster Messier 4 Messier 4 (M4 or NGC 6121) is a globular star cluster located in the constellation Scorpius. Here's some key information about it: https://astroblog1.quora.com/Globular-star-cluster-Messier-4 #Space #Astronomy #Science #Messier4 #M4 #NGC6121 #GlobularStarCluster #AI #Grok #GrokAI
February 4, 2025 at 7:28 PM
dtreffiletti.bsky.social
#astronomie #astrophotography #Antares #M4 #NGC6121 #Nunki #M17 #NGC6618 #M20 #NGC6514 #nebula #stars #astronomia #astrofotografia #nebulosa #stelle
August 18, 2026 at 6:43 AM
tahitiexpress.bsky.social
3年ぶりの #さそり座 #M4 / #NGC6121 (2025-07-13 12:08 UTC; #愛知県尾張旭市; 上が北; 左が東)

光害地の低空でオレンジ色っぽい。Photo AI でノイズ低減、フォーカス強化済み。

C8 + Reducer(0.63x) + QBPF + Zfc; ISO 6400; 5sec x 199 frames
lambdablog.blog.fc2.com/blog-entry-2...
M4 (2025-07-13 12:08 UTC; Owariasahi, Aichi Japan) C8 + Reducer(0.63x) + QBPF(Hβ, OIII, Hα, SII) + Nikon Zfc @ Advanced VX Exposure: 5sec.; ISO 6400; (2,032 mm f/9.9)x0.63; Format: NEF; Size: 5568 x 3712 (pix) => 1600 x1060 (pix) Stacked in DeepSkyStacker 5.1.10 Tweaked in Photoshop and Photo AI
July 13, 2025 at 3:22 PM