These great clouds of cold hydrogen resemble summer afternoon thunderheads. They tower above the surface of a molecular cloud on the edge of the nebula. So-called "elephant trunk" pillars resist being heated and eaten away by blistering ultraviolet radiation from the nebula's brightest stars.
Object Names: Carina Nebula, NGC 3372
Image Type: Astronomical
Credit for CTIO Image: N. Smith (University of California, Berkeley) and NOAO/AURA/NSF
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