A planetesimal orbiting within the debris disc around a white dwarf star

Many white dwarf stars show signs of having accreted smaller bodies, implying that they may host planetary systems. A small number of these systems contain gaseous debris discs, visible through emission lines. We report a stable 123.4min periodic variation in the strength and shape of the CaII emiss...

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Veröffentlicht in:arXiv.org 2019-04
Hauptverfasser: Manser, Christopher J, Gänsicke, Boris T, Eggl, Siegfried, Hollands, Mark, Izquierdo, Paula, Koester, Detlev, Landstreet, John D, Lyra, Wladimir, Marsh, Thomas R, Meru, Farzana, Mustill, Alexander J, Rodríguez-Gil, Pablo, Toloza, Odette, Veras, Dimitri, Wilson, David J, Burleigh, Matthew R, Davies, Melvyn B, Farihi, Jay, Nicola Gentile Fusillo, de Martino, Domitilla, Parsons, Steven G, Quirrenbach, Andreas, Raddi, Roberto, Reffert, Sabine, Melania Del Santo, Schreiber, Matthias R, Silvotti, Roberto, Toonen, Silvia, Villaver, Eva, Wyatt, Mark, Xu, Siyi, Simon Portegies Zwart
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Sprache:eng
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