X-ray illumination of supernova ejecta

(PhysOrg.com) -- Supernovae are the explosive deaths of massive stars, cataclysms that disburse into space the chemical elements produced by nuclear reactions inside the progenitor stars. Understanding chemical enrichment ...

The first evidence that a yellow supergiant became a supernova

A group of researchers led by Melina Bersten (Kavli IPMU) has presented evidence that the yellow supergiant (YSG) star found at the location of supernova SN 2011dh in the famous nearby galaxy M51 was indeed the SN progenitor, ...

New supernova likely arose from massive Wolf-Rayet star

They've been identified as possible causes for supernovae for a while, but until now, there was a lack of evidence linking massive Wolf-Rayet stars to these star explosions. A new study was able to find a "likely" link ...

Hubble views a cosmic oyster and pearl in NGC 1501

The world is your oyster, as the expression goes – and the NASA/ESA Hubble Space Telescope, with its advanced instruments and favourable location in orbit above Earth's atmosphere, has far more of the Universe to explore ...

Watching a Supernova Come and Go

(PhysOrg.com) -- Supernovae, the explosive deaths of massive stars, disburse into space all of the chemical elements that were spawned inside the progenitor stars.

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