December 10, 2013

Nebula

          A Nebula (Nebulae) is simply interstellar cloud in outer space. They consist gases like hydrogen, helium, plasma and dust. There can be depicted as star creation places. Basically, with the help of the gravitional forces masses clump together with other particles, gases and plasma. There are main types of nebula: diffuse nebulae, planetary nebulae, supernova, dark nebula.