Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Bubble Nebula  ·  NGC 7538  ·  NGC 7635
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NGC 7538 and NGC 7635, Tim Song Jones
NGC 7538 and NGC 7635
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NGC 7538 and NGC 7635

Getting plate-solving status, please wait...
NGC 7538 and NGC 7635, Tim Song Jones
NGC 7538 and NGC 7635
Powered byPixInsight

NGC 7538 and NGC 7635

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Description

NGC 7635, also known as the Bubble Nebula, Sharpless 162, or Caldwell 11, is an H II region emission nebula in the constellation Cassiopeia. It lies close to 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. 
Radius: 3.5 light years
Magnitude: 10
Distance to Earth: 11,090 light years

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NGC 7538 and NGC 7635, Tim Song Jones