Designation: NGC 5128, Caldwell 77; in Centaurus. Visual magnitude: +6.6 Apparent size: 26 x 20 arc-minutes. Diameter: 90,300 light years. … More
ABOVE US ONLY SKY : amateur astronomy in australia
Designation: NGC 5128, Caldwell 77; in Centaurus. Visual magnitude: +6.6 Apparent size: 26 x 20 arc-minutes. Diameter: 90,300 light years. … More