Dust clogs the disks of spiral galaxies, obscuring their light. When galaxies are edge-on, such as NGC 891 shown here, dust is especially prominent. Credit: C.Howk (JHU), B.Savage (U. Wisconsin), N.A.Sharp (NOAO)/WIYN/NOAO/NSF
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Dust clogs the disks of spiral galaxies, obscuring their light. When galaxies are edge-on, such as NGC 891 shown here, dust is especially prominent. Credit: C.Howk (JHU), B.Savage (U. Wisconsin), N.A.Sharp (NOAO)/WIYN/NOAO/NSF |
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