M52 (NGC 7654)
M52 (NGC 7654) is a young open cluster (Trumpler type
I,2,r) in the constellation Cassiopeia that
can easily be seen with binoculars. Its age has been estimated as 35 million
years. NGC 7654 was discovered by Charles Messier
in 1774. The bright, yellow-looking star a little right of center in the
accompanying photo does not belong to the cluster. The Bubble
Nebula lies nearby.
| M52. Image credit: NOAO/AURA/NSF
||5,000 light-years (1,500 pc)
||R.A. 23h 24.8m,
Dec. -61° 35'
||C 2322+613, OCISM 57,
AND STAR CLUSTERS