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WR 7

WR 7 or HD 56925 is a Wolf-Rayet-Star, which has ejected a beautiful nebula known as Thor's Helmet.

Constellation: Canis Major
Distance: 15 000 light-years
Spectral class: WN4
Visual magnitude: 11,40

Back: List of big and giant stars part 2 		    WR 7 und Thors Helm
Photo: Christine and David Smith, Steve Mandel, Adam Block (KPNO Visitor Program), NOAO, AURA, NSF
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