Tuesday, 3 December 2013

Cats Eye Nebuala

This I think is the most prettiest thing in space! Introducing the cats eye nebula!


The beatuiful Nebula was discovered by astrominer William Herschel on Febuary 15th 1786 in the constilattion of Draco  
Right ascension17h 58m 33.423s[1]
Declination+66° 37′ 59.52″[1]
Distance3.3 ± 0.9 kly (1.0 ± 0.3 kpc)[2]
Apparent magnitude (V)9.8B[1]
Apparent dimensions (V)Core: 20″[2]
ConstellationDraco
Physical characteristics
RadiusCore: 0.2 ly[note 1]
Absolute magnitude (V)−0.2+0.8
−0.6
B[note 2]
Notable featurescomplex structure
Other designationsNGC 6543,[1] Snail Nebula,[1] Sunflower Nebula,[1] (includes IC 4677),[1] Caldwell 6

 

Eleven or more concentric rings.
 
1% of The Sun's mass.