Archivo: Ab30 rgb1
Description: Abell 30 at the prime focus of the 4-meter Mayall telescope at Kitt Peak National Observatory: Red=Hydrogen alpha; Green=[O III] 5007; Blue=6100 Angstrom continuum (just shows the stars). Stars look "white" because they show up in all three filters. (Logarithmic scaling.)
Title: Ab30 rgb1
Credit: http://violet.pha.jhu.edu/~wpb/abell30/ab30.html http://violet.pha.jhu.edu/~wpb/abell30/ab30_rgb1.jpg
Author: William P. Blair
Permission: http://violet.pha.jhu.edu/~wpb/abell30/ab30.html Public domainPublic domainfalsefalse This work has been released into the public domain by its author, William P. Blair. This applies worldwide. In some countries this may not be legally possible; if so: William P. Blair grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. Public domainPublic domainfalsefalse
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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