description Sh2-86 Overview
Sh2-86 is an H II emission nebula located in the constellation Vulpecula. It is closely associated with the young open star cluster NGC 6823 and serves as a primary site of active star formation within the Vulpecula OB1 stellar association. The region is cataloged within the Sharpless catalog of nebulae, which was compiled by astronomer Stewart Sharpless. Ultraviolet radiation from the cluster's hot, young stars illuminates the surrounding hydrogen gas, giving the nebula its distinctive glow.
help Sh2-86 FAQ
What kind of object is Sh2-86?
Sh2-86 is an H II emission nebula, meaning it is a cloud of ionized hydrogen glowing around hot young stars. It lies in the constellation Vulpecula.
Which star cluster is associated with Sh2-86?
Sh2-86 is closely associated with the young open cluster NGC 6823. Together they form part of a prominent star-forming region in Vulpecula.
Is Sh2-86 a site of active star formation?
Yes. Sh2-86 is considered a major site of active star formation within the Vulpecula OB1 stellar association, where massive young stars influence the surrounding gas.
What does the name Sh2-86 mean?
The designation Sh2-86 comes from the Sharpless catalog of H II regions. The catalog was compiled to identify emission nebulae across the Milky Way.
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