The Beautiful Universe: Chandra in HD
High definition views of exciting science from NASA's Chandra X-ray Observatory
The Beautiful Universe: Chandra in HD's Latest Posts
NGC 4258, also known as Messier 106, is a spiral galaxy like the Milky Way. This galaxy is famous, however, for something that our Galaxy doesn't have - two extra spiral arms that glow in X-ray, optical, and radio light.
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