Open Cluster NGC 2447 Constellation: Puppis Magnitude: +6.2 Apparent size: 10 arc min Diameter: 9.8 light years. Distance: 3,400 light … More
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Messier 1 – The Crab Nebula
Supernova remnant M1, the Crab Nebula
ABOVE US ONLY SKY : amateur astronomy in australia
Cosmic Focus 