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One or several populations of fast radio burst sources?

To date, one repeating and many apparently non-repeating fast radio bursts have been detected. This dichotomy has driven discussions about whether fast radio bursts stem from a single population of sources or two or more different populations. Here we present the arguments for and against.

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Fig. 1: The diversity of fast radio bursts.
Fig. 2: The sky distribution of all published FRBs, in Galactic coordinates.

Laura Driessen, The Jodrell Bank Centre for Astrophysics, University of Manchester


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M.C. and B.W.S. acknowledge funding from the European Research Council (ERC) under the European Union’s Horizon 2020 Research and Innovation programme (grant agreement no. 694745). L.G.S. acknowledges funding from the Max Planck Society.

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Correspondence to Manisha Caleb.

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Caleb, M., Spitler, L.G. & Stappers, B.W. One or several populations of fast radio burst sources?. Nat Astron 2, 839–841 (2018).

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