Martz-Kohl Observatory
non-profit organization devoted to the amateur astronomer
Category: Photos
Messier 3 M3
Messier 3 (M3 or NGC 5272) A globular cluster of stars in the northern constellation of Canes Venatici. Discovered by Charles Messier on May 3, 1764, and resolved into stars by William Herschel around 1784.