NGC 7635 (Bubble Nebula)

 Posted: Sep 1st, 2025
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NGC
IC
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Technical Info
Telescope/Lens: Askar SQA 85 мм f/4.8
Camera: ZWO ASI 2600 MC Pro
Mount: Ioptron HAE 29 C
Guide Scope: Askar 52 мм F4
Guide Camera: ZWO ASI 120 MM mini
Software: SharpCap 4.0, Siril, GraXpert
Exposure:
38 x 300" ISO/Gain: 100
Yellow, Bortle 5 zone:
 Petushki Vladimirskaya Oblast, Russia
 Aug 31st, 2025
3 h 10 m
1878
Resolution: 1447x1147 px
Scale: 255 KB
Located in the constellation Cassiopeia. The bubble is formed by the stellar wind of a massive and hot star of the Wolf-Rayet type. The nebula itself is part of a giant molecular cloud located at a distance of 7100 – 11,000 light-years from the Sun. Apparent size 15.0'x8.0'.
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