Hypernova: Forskelle mellem versioner

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<ref>[http://www.sciencedaily.com/releases/2008/03/080321093110.htm NASA/Goddard Space Flight Center (2008, March 21). Stunning Gamma Ray Burst Explosion Detected Halfway Across Universe. ScienceDaily. Retrieved March 22, 2008] Citat: "...A powerful stellar explosion detected March 19 by NASA's [[Swift Gamma-Ray Burst Mission|Swift satellite]] has shattered the record for the most distant object that could be seen with the naked eye...Several ground-based telescopes saw the afterglow brighten to visual magnitudes between 5 and 6 in the logarithmic magnitude scale used by astronomers...Later that evening, the Very Large Telescope in Chile and the Hobby-Eberly Telescope in Texas measured the burst's [[Rødforskydning|redshift]] at 0.94...GRB 080319B's optical afterglow was 2.5 million times more luminous than the most luminous [[supernova]] ever recorded..."</ref>
 
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