News tagged with supernova

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Image: XMM-Newton self-portraits with planet Earth

This series of images was taken 15 years ago, a couple of months after the launch of ESA's XMM-Newton space observatory. These unique views, showing parts of the spacecraft main body and solar wings, feature ...

date18 hours ago in Astronomy
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Supernova ignition surprises scientists

Scientists have captured the early death throes of supernovae for the first time and found that the universe's benchmark explosions are much more varied than expected.

dateMay 20, 2015 in Astronomy
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Accelerating universe? Not so fast

A University of Arizona-led team of astronomers found that the type of supernovae commonly used to measure distances in the universe fall into distinct populations not recognized before; the findings have ...

dateApr 10, 2015 in Astronomy
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'Oldest star' found from iron fingerprint (Update)

As the Big Bang's name suggests, the universe burst into formation from an immense explosion, creating a vast soup of particles. Gigantic clouds of primordial soup, made mainly of hydrogen and helium, eventually ...

dateFeb 09, 2014 in Astronomy
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