NGC 7635: Bubble Nebula

 


NGC 7635


Object Data

Object type: Nebula
Size: 10 light years in diameter (bubble)
Magnitude: 10
Constellation: Cassiopeia
Distance: ~9000 ly
Notes: The bubble is created by strong stellar winds from a massive young hot star.  The giant molecular cloud of hydrogen, oxygen and sulfur housing the bubble is excited by radiation from this hot star. North is left in this image.

For my Astrobin page spec sheet click here

For a wider field image  click here
   

Exposure Data

Date: 6/26 - 6/27/25
Location: Lockwood Observatories, Descanso, CA
Telescope: DSI RC10c; fl 1867; f/7.3
Camera: FLI 6303e; Astrodon 3nm Ha, OIII and SII filters. Astrodon RGB filters.
Mount: AP 1100 CP3
Exposure times: Ha: 10 x 15min; OIII: 13 x 15min; SII 12 x 10 min; RGB: 7x5 min each
Exposure time total: 10.75 hours
Notes:
FOV =  21 x 21 arcmin (cropped)
Image scale = 0.99"/pixel

   

 

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