This is AR Scorpii, the first discovered white dwarf pulsar. Credit: Mark Garlick/University of Warwick
An exotic binary star system 380 light-years away has been identified as an elusive white dwarf pulsar – the first of its kind ever to be discovered in the universe – thanks to research by the University of Warwick. Professors Tom Marsh and Boris Gänsicke (University of Warwick’s Astrophysics Group), with Dr David Buckley (South African Astronomical Observatory), have identified the star AR Scorpii (AR Sco) as the first white dwarf version of a pulsar – objects found in the 1960s and associated with very different objects called neutron stars.
The white dwarf pulsar has eluded astronomers for over half a century...
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