Charles Messier

The NASA Spitzer Space Telescope (Photo credit should read HO/AFP/Getty Images)

StarDate 7/25/2014: Logging Star Clusters In Sagittarius

One of the first items on almost any amateur astronomer’s “to-do” list is completing the Messier marathon — looking at all 110 objects cataloged by Charles Messier. Messier himself began the first marathon 250 years ago.

07/25/2014

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