Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Bubble Nebula  ·  NGC 7635
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NGC7635 The Bubble Nebula, John Kulin
NGC7635 The Bubble Nebula
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NGC7635 The Bubble Nebula

Getting plate-solving status, please wait...
NGC7635 The Bubble Nebula, John Kulin
NGC7635 The Bubble Nebula
Powered byPixInsight

NGC7635 The Bubble Nebula

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Description

I tried for this last year but the filters I was using created Halo's.

I know the moon is that big white thing in the night sky, but couldn't resist trying for it with virtually identical settings as I used for Melotte 15, as its position was very similar.

Link to my Melotte 15: - https://www.astrobin.com/q370ts

I have the detail but still am unsure about the noise, but for now it will do and I can always revisit.

Here's the Bumpf: -

NGC 7635, also known as the Bubble Nebula, Sharpless 162, or Caldwell 11, is a H II region emission nebula in the constellation Cassiopeia. It lies close to the direction of the open cluster Messier 52. The "bubble" is created by the stellar wind from a massive hot, 8.7 magnitude young central star, SAO 20575 (BD+60°2522). The nebula is near a giant molecular cloud which contains the expansion of the bubble nebula while itself being excited by the hot central star, causing it to glow. It was discovered in 1787 by William Herschel. The star BD+60°2522 is thought to have a mass of about 44 M☉.

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  • NGC7635 The Bubble Nebula, John Kulin
    Original
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    NGC7635 The Bubble Nebula, John Kulin
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Description: I did some tweaks to the NR, HDR and contrast.

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NGC7635 The Bubble Nebula, John Kulin