WR 104 is a binary star 8,000 light years from Earth. Both stars are on the brink of exploding, possibly into gamma-ray bursts, which can send a narrow beam of destructive gamma rays to far away planets. Since the pole of the spiral disc formed by the two stars seems to point at us, there has been some speculation that earth would be in the path of such a beam. Phil Plait at Bad Astronomy Blog explains the phenomenon and why we shouldn’t worry about it. Link
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