Cats Eye Nebula Age. The discovery the cat’s eye nebula the cat’s eye nebula was first observed on february 15, 1786, by william herschel. A planetary nebula, discovered by william hershel in 1786, formed by a dying star originally about five times the mass of the sun.
17h 58m 33.423s (right ascension), +66°37’59.52” (declination) distance: Although the cat's eye nebula was among the first planetary nebula ever to be discovered, it is one of the most complex planetary nebulae ever seen in space. Planetary nebulae are like snowflakes:
There he built himself a telescope and started to study astronomy.
It has the designation ngc 4736 in the new general catalogue. A planetary nebula is the glowing gas ejected during the final stages of evolution of a star similar in mass to our sun. The cat’s eye galaxy has an apparent magnitude of 8.99 and lies at a distance of 16 million light years from earth. The discovery the cat’s eye nebula the cat’s eye nebula was first observed on february 15, 1786, by william herschel.
