ScienceDaily: Cosmic Rays News |
| Cosmic grains of dust formed in supernova explosion Posted: 09 Jul 2014 11:01 AM PDT There are billions of stars and planets in the universe. The planets are formed in dust clouds that swirled around a newly formed star. But where does the cosmic dust come from? New research shows that not only can grains of dust form in gigantic supernova explosions, they can also survive the subsequent shockwaves they are exposed to. |
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