Astronotes Armagh Planetarium's Stellar Blog! ... April . ... Posted on April 15, 2011 | No Comments NGC 6302 is a beautiful example of a planetary nebula formed when a bloated red giant star transformed into a tiny white dwarf, belching about half its mass into space [ ] . Continue Reading.. ... 4 Comments There are cosmic threats to life on Earth.Hiding in the depths of space are things lethal beyond imagining.One day the End will be nigh for real.A forthcoming conference, part of [ ] . ...