Sentences with phrase «few fast radio bursts»
Only a few fast radio bursts have ever been detected, and most appear as one - off events.
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Fast radio bursts, which astronomers refer to as FRBs, were first discovered in 2007, and in the years since radio astronomers have detected a few dozen of these events.
Fast Radio Bursts are super-brief blasts of energy — lasting just a few milliseconds.
«If you have young magnetars that have just been born in supernova explosions, only a few decades old, they could be very bursty objects, have very violent youths, and that could give rise to repeating fast radio bursts,» says astronomer Brian Metzger of Columbia University, who was not involved in the new study.
Fast radio bursts, which flash for just a few milliseconds, created a stir among astronomers because they seemed to be coming from outside our galaxy, which means they would have to be very powerful to be seen from Earth, and because none of those first observed were ever seen again.
The catch with fast radio bursts, notes Vandenbroucke, is that they are mostly random and they last for only a few milliseconds, too fast to routinely detect or conduct follow - up observations with radio and optical telescopes.