Abell 2151 is a cluster of galaxies in the Hercules Constellation. It is better known as the Hercules Galaxy Cluster or just the Hercules Cluster. Included in Abell 2151 is the spiral galaxy NGC 6050.

Image taken using the STX camera on the 32-inch Schulman telescope on Mt. Lemmon, AZ. Data capture by Adam Block, University of Arizona. Processing by JDS using CCDStack and Photoshop CS5. Blue saturation greatly increased to highlight presumptively newer star-forming galaxies.

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