http://www.youtube.com/watch?v=G9nUWRGmeEg&feature=PlayList&p=B36D258C0F246ED5&index=0&playnext=1"Death stars are in the final stage of life before they explode into a supernova and, occasionally, the biggest blast in the universe--the gamma ray burst (GRB). One death star, named WR104, lurks 8,000 light-years from Earth and some believe its GRB arrow is aimed directly at us. A death star galaxy named 3C321 is a terrifying vision of what could one day befall the Milky Way galaxy: a companion galaxy's black hole is hammering it with a constant blast of high-energy particles, wreaking havoc with its celestial bodies. "
Celestial objects shown: Sun, Earth, Moon, WR 104, 3C321, Milky Way, Andromeda, Eta Carinae, Betelguese.