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A star explodes and turns inside out
A star explodes and turns inside out
By Chandra X-ray Center, Cambridge, Massachusetts March 30, 2012 A team of scientists has mapped the distribution of elements in the supernova remnant Cassiopeia A in unprecedented detail. Continues at: http://www.astronomy.com/News-Observ...e%20out.a spx Jai Maharaj, Jyotishi Om Shanti |
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A star explodes and turns inside out
On 05/04/2012 1:43 AM, Dr. Jai Maharaj wrote:
A star explodes and turns inside out By Chandra X-ray Center, Cambridge, Massachusetts March 30, 2012 A team of scientists has mapped the distribution of elements in the supernova remnant Cassiopeia A in unprecedented detail. Continues at: http://www.astronomy.com/News-Observ...e%20out.a spx Jai Maharaj, Jyotishi Om Shanti It sure shows how heavy elements such as iron are seeded throughout the cosmos. Because the heavy elements are so near the centre of the explosion, they likely felt the biggest brunt of the explosion that sent them hurtling. They outraced all of the lighter elements near the outer edge of the former star. If hydrogen and helium were the first to reach the star nurseries that form later generations of stars, then those stars would be pretty metal-poor. Yousuf Khan |
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