News tagged with supernova explosion

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Supernova progenitor found?

(Phys.org) -- Type Ia supernovae are violent stellar explosions. Observations of their brightness are used to determine distances in the universe and have shown scientists that the universe is expanding at an accelerating ...

dateAug 03, 2012 in Astronomy
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Subaru telescope reveals 3D structure of supernovae

A research group led by Dr. Masaomi Tanaka (National Astronomical Observatory of Japan), Dr. Koji Kawabata (Hiroshima University), Dr. Takashi Hattori (National Astronomical Observatory of Japan), and Dr. Keiichi Maeda (University ...

dateAug 03, 2012 in Astronomy
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Fingering the culprit that polluted the Solar System

(Phys.org) -- For decades it has been thought that a shock wave from a supernova explosion triggered the formation of our Solar System. According to this theory, the shock wave also injected material from the exploding star ...

dateAug 02, 2012 in Astronomy
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Why won't the supernova explode?

(Phys.org) -- Somewhere in the Milky Way, a massive old star is about to die a spectacular death. As its nuclear fuel runs out, the star begins to collapse under its own tremendous weight. Crushing pressure triggers new nuclear ...

dateJun 18, 2012 in Astronomy
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