Messier Monday: An Ancient Globular Cluster, M15 : vimarsana

"When your friends begin to flatter you on how young you look, it's a sure sign you're getting old." -Mark Twain

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, Larry Mcnish , Williame Harris , Jim Napolitano , Manuel Jung , Mark Twain , Summer Triangle , Milky Way , Portable Astronomy , Hubble Space , Comet Garradd , Virtual Telescope , Messier Object ,