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Monday, August 9, 2010

Seeing a Stellar Explosion in 3D

Los astrónomos del Telescopio Muy Grande de ESO, obtuvieron por la primera vez una imagen tridimensional del remanente de la Supernova SN 1987 A.
La supernova esta en la Gran Nube de Magallanes a 165000 años luz de la tierra. La imagen aparece como captada por los telescopios y se transforma en una representacion artística tridimensional que muestra la distribución de la masa expulsada en la explosión.


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Astronomers using ESO's Very Large Telescope have for the first time obtained a three dimensional view of the distribution of the innermost material expelled by a recently exploded star, known as Supernova 1987A (or SN 1987A). The original blast was not only powerful, according to the new results. It was also more concentrated in one particular direction. This is a strong indication that the supernova must have been very turbulent, supporting the most recent computer models.
SN 1987A lies in the Large Magellanic Cloud, 165 000 light-years from Earth. This video zooms into images of SN 1987A as seen with ESO telescopes, and finally fades into an artist's impression that shows the different elements present in SN 1987A: two outer rings, one inner ring and the deformed, innermost expelled material.