Hi,
This is an image of M12. It is a globular cluster about 16,000 light years
away in the constellation Ophiuchus. It has a diameter of about 75 light
years. It is loosely packed for a globular cluster and was once thought to
be a dense open cluster.
Comments and suggestions welcomed.
http://azstarman.net/CDK/M12.htm
Thanks,
Bernard
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