Herschel's Garnet Star | Stephan Bock

Stephan Bock
Location of photo
Furtwangen, Black Forest, Germany
Date/Time of photo
01 October 2011
Canon 1000d (modified), Sigma telephoto lens @135mm, f3.5, ISO 1600 mounted on a home made motorized barn-door. Stacked from 56 exposures à 60s = 56 minutes total exposure.
Visible is the area around "Herschel's Garnet Star" (Mu Cephei) with its emmision nebula dust bands and star cluster IC 1396. Mu Cephei is a variable red supergiant in the constellation of Cepheus and is visible in the center of the picture.
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