'Islands' of regularity discovered in the famously chaotic three-body problem (phys.org) angielski

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Roughly a year ago, astronomers announced that they had observed an object that shouldn’t exist. Like a pulsar, it emitted regularly timed bursts of radio emissions. But unlike a pulsar, those bursts were separated by over 20 minutes. If the 22-minute gap between bursts represents the rotation period of the object, then it is...