Celestial hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  NGC 7510
Lobster Nebula - Sh2-157, Maroun Mahfoud
Lobster Nebula - Sh2-157
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Lobster Nebula - Sh2-157

Lobster Nebula - Sh2-157, Maroun Mahfoud
Lobster Nebula - Sh2-157
Powered byPixInsight

Lobster Nebula - Sh2-157

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Description

Is a bright emission nebula in the constellation Cassiopeia. it is located on the Perseus Arm and is directly connected with the large association OBCassiopeia OB2. The northern part of the cloud has a ring shape, caused by the action of the stellar wind of several giant stars, while the southern sector appears excited by the light radiation of the spectral class stars O.The cluster of stars in the lower right rea of the nebula is NGC 7510. The bright spot on the left side is Lynd’s Bright Nebula (LBN) 537. Also designated at Sh 2 – 157a, it is a ring nebula around the Wolf-Rayet star WR 157.

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Lobster Nebula - Sh2-157, Maroun Mahfoud