Butterfly Cluster is an open cluster object of interest in space. It lies at a distance of 1.6 light years away in the constellation of Scorpius. It is referred to as M(6) when it was catalogued by Charles Messier in 18th - 19th Century France. It is referred to as NGC(6405) in the New General Catalogue. This is a list of deep space objects that was compiled by John Louis Emil Dreyer in 1888 in an update to John Herschel earlier catalogue. Butterfly Cluster was discovered in 1654 by Hodierna. The Open Cluster's location is 17:40.1 (R.A.) and -32:13 (Dec.). Its Visual Brightness is a 4.2 Magnitude and has an apparent magnitude of 4 with an apparent dimension of 25.0 .
The Butterfly Cluster (M6, NGC6405) is an open star cluster that was discovered in 1654 by Italian astronomer Giovanni Battista Hodierna.
|Year of Discovery||1654|