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M51

Taken by: Bob Finnigan and Lee Green
Date: 3/2/2011
Exposure: 5 minutes each in LRGB; 15 min Ha

The beautiful Whirlpool Galaxy is a springtime favorite in the constellation Canis Venatici. This face-on spiral galaxy is shown along with its companion NGC5195. This image shows the LRGB image with the H-Alpha channel overlaid.