Magnetospherically driven optical and radio aurorae at the end of the stellar main sequence

G. Hallinan (), S. P. Littlefair, G. Cotter, S. Bourke, L. K. Harding, J. S. Pineda, R. P. Butler, A. Golden, G. Basri, J. G. Doyle, M. M. Kao, S. V. Berdyugina, A. Kuznetsov, M. P. Rupen and A. Antonova
Additional contact information
G. Hallinan: California Institute of Technology, 1200 East California Boulevard
S. P. Littlefair: University of Sheffield
G. Cotter: University of Oxford
S. Bourke: California Institute of Technology, 1200 East California Boulevard
L. K. Harding: Jet Propulsion Laboratory, California Institute of Technology
J. S. Pineda: California Institute of Technology, 1200 East California Boulevard
R. P. Butler: Centre for Astronomy, National University of Ireland, Galway
A. Golden: Yeshiva University
G. Basri: University of California
J. G. Doyle: Armagh Observatory
M. M. Kao: California Institute of Technology, 1200 East California Boulevard
S. V. Berdyugina: Kiepenheuer Institut für Sonnenphysik
A. Kuznetsov: Institute of Solar-Terrestrial Physics
M. P. Rupen: National Radio Astronomy Observatory
A. Antonova: Faculty of Physics, St Kliment Ohridski University of Sofia

Nature, 2015, vol. 523, issue 7562, 568-571

Abstract: Radio and optical spectroscopic observations of a brown dwarf reveal auroral emissions powered by magnetospheric currents, showing that aurorae may be a signature of magnetospheres much larger than those observed in our Solar System.

Date: 2015
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DOI: 10.1038/nature14619

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