Stirling Astronomical Society Gallery

Bubble Nebula and Lobster Claw

18 Oct 2026

Bubble Nebula and Lobster Claw

Bubble and Lobster Claw in Cassiopeia

© Alan Cayless all rights reserved.

The Bubble Nebula (NGC 7635) and Lobster Claw (SH 2-157) are two emission regions in Cassiopeia. The Bubble (top left) is formed by stellar winds from a hot central star forming a bubble in the cloud of surrounding gas. Imaged using a triband filter.

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