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Exiled stars explode far from home

5 June 2015 Astronomy Now

Hubble Space Telescope images confirm that three supernovae discovered several years ago exploded in the dark emptiness of intergalactic space — their nearest neighbours probably 300 light-years away — having been flung from their home galaxies millions or billions of years earlier.

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BBC Stargazing Live helped amateur astronomers find supernovae

3 April 2015 Astronomy Now

More than 40,000 amateur astronomers working on a supernova hunt run by the Zooniverse team based at the University of Oxford, in collaboration with BBC Stargazing Live, found five supernovae and catalogued two million unidentified heavenly bodies found by the SkyMapper telescope in Australia.