News tagged with white dwarf star

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Team finds Type Ia supernovae parents

Type Ia supernovae are violent stellar explosions whose brightness is used to determine distances in the universe. Observing these objects to billions of light years away has led to the discovery that the universe is expanding ...

Aug 11, 2011 5 / 5 (6) 0 | with audio podcast

Supernovae mystery solved

(PhysOrg.com) -- Supernovae are gigantic stellar explosions that can be seen across the entire universe. Type Ia supernovae are a relatively homogeneous class of stellar explosions, which researchers use as ...

Jun 30, 2010 4.5 / 5 (14) 6 | with audio podcast

Measuring a Monstrous Supernova

A rare Type Ia supernova whose progenitor star had a mass some two and a half times that of our sun - much more mass than a Type Ia progenitor should be able to accumulate before it explodes - has led members ...

Mar 25, 2010 4.8 / 5 (9) 1 | with audio podcast