Binary 'deathstar' has Earth in its sights
A spectacular, rotating binary star system is a ticking time bomb, ready to throw out a searing beam of high-energy gamma rays -- and Earth may be right in the line of fire.
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"When it finally explodes as a supernova, it could emit an intense beam of gamma rays coming our way", said Peter Tuthill, lead researcher of the team that report their findings in the current Astrophysical Journal.