Astronomers trace a ghostly cosmic particle to distant ‘Shadow Blaster’ galaxy

Astronomers trace a ghostly cosmic particle to distant ‘Shadow Blaster’ galaxy
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By Ashley Strickland, CNN (CNN) — A distant star-forming galaxy nicknamed the “Shadow Blaster” could have sent a ghostly cosmic particle hurtling toward Earth. Astronomers believe they have traced the particle‘s origin to 11 billion light-years away, marking a step forward in understanding th...