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BAA Images Peter Hannah

Observation by Peter Hannah: The Bubble Nebula

Uploaded by

Peter Hannah

Observer

Peter Hannah

Observed

2018 Nov 15 - 16:38

Uploaded

2020 Aug 18 - 15:47

Objects

NGC7635

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Constellation

Cassiopeia

Field centre

RA: 23h20m
Dec: +61°10'
Position angle: -149°00'

Field size

0°28' × 0°28'

Equipment
  • Planewave CDK 14" reflector
  • FLI Proline P9000 CCD camera
  • Astrodon LRGB and H-alpha filters
Exposure

Red 60min, Green 120min, Blue 140min, H-α 320min.

Location

IC Astronomy, Oria, Spain

Target name

NGC7635

Title

The Bubble Nebula

About this image

An H-II emission nebula in Cassiopeia, the bubble is formed by the powerful stellar winds from a massive hot central star. It is expanding into a surrounding hydrogen cloud which is glowing in the radiation from the star. The bubble is around 4 light years across.

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