Random Astronomy Pictures OTD on Nostr: APOD from 2007-11-15 M13: The Great Globular Cluster in Hercules M13, the Great ...

APOD from 2007-11-15

M13: The Great Globular Cluster in Hercules

M13, the Great Globular Cluster in Hercules, contains hundreds of thousands of stars within a 150-light-year diameter. This composite image showcases its dense core and outer regions, with distant galaxy NGC 6207 visible nearby.

HD image at https://apod.nasa.gov/apod/ap071115.html