Mysterious cosmic signals carry a clue to their origins

Enigmatic blasts of cosmic radio waves ar dropping hints concerning their origins. A recently discovered burst seems to originate in or close to a comparatively young stellar neighborhood in another galaxy, researchers report on-line Gregorian calendar month two in Nature.

This quick radio burst, FRB 110523, has a lot of in common with antecedently detected bursts (SN: 8/9/14, p. 22). It lasted for simply some milliseconds, didn't repeat and originated well outside the extragalactic nebula — during this case, up to six billion light-years away within the constellation Aquarius. however the burst provided an additional piece of knowledge. The radio waves showed signs of getting run into robust magnetic fields and dense blobs of plasma, typically found close to young stars, stargazer Kiyoshi Masui of the University of British Columbia in Canada and colleagues report.




The team found the burst in 2011 information recorded by the inexperienced Bank Telescope in WV. The strength of the magnetic fields and also the density of the plasma encountered by the signal ar larger than what lies among the extragalactic nebula or in part, suggesting that FRB 110523 originated near a attractable nebula or among the core of its host galaxy. doable sources embody starquakes on extremely magnetic nucleon stars (the cores of dead huge stars), the delayed formation of a part when a star or fierce blasts from pulsars, all of that were recently hinted at by a hiccup seen in another radio burst

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Radio frequency signals carry a clue to their origins.