NGC
225 is an open star cluster that lies approximately 2,000 light
years away in the constellation of Cassiopeia. It is sometimes referred
to as the Sailboat Cluster. It was discovered by Caroline Herschel
in 1783.
Also
associated with this cluster is the bright nebula vdB4 (LBN 604).
This may be the remnant of the nebula that formed this star cluster.
The dark nebula visible at the upper right is LDN 1302. The thin
dark nebula right of center is LDN 1292.
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