From a dark site, Messier 101 rewards determined observation with spiral structure and embedded H II regions.
Subject: | Messier 101 |
Issue: | May 2010 Astronomy Now |
Basic Media: | Graphite on White Paper |
Featured Technique: | Building up increasing levels of detail from large to small. Comparing extended and stellar details in the sketch to a chart to identify H II regions in a galaxy. |
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