No Clear, Direct Evidence for Multiple Protoplanets Orbiting LkCa 15: LkCa 15 bcd are Likely Inner Disk Signals

Thayne Currie , Christian Marois (1) , Lucas Cieza , Gijs Mulders , Kellen Lawson , Claudio Caceres , Dary Rodriguez-Ruiz , John Wisniewski , Olivier Guyon (2) , Timothy Brandt , N. Jeremy Kasdin , Tyler Groff , Julien Lozi (3) , Jeffrey Chilcote , Klaus Hodapp , Nemanja Jovanovic , Frantz Martinache (4) , Nour Skaf , Wladimir Lyra (5) , Motohide Tamura , Ruben Asensio-Torres , Ruobing Dong (6) , Carol A Grady (7) , Benjamin Gérard , Misato Fukagawa , Derek Hand , Masahiko Hayashi (8) , Thomas Henning (9) , Tomoyuki Kudo , Masayuki Kuzuhara , Jungmi Kwon , Michael Mcelwain , Taichi Uyama

1 UVIC - University of Victoria [Canada]
2 SFL-ENSMSE - Département Sciences de la Fabrication et Logistique
3 NAOJ - National Astronomical Observatory of Japan
4 LAGRANGE - Joseph Louis LAGRANGE
5 Department of Astrophysics
6 Steward Observatory
7 GSFC - NASA Goddard Space Flight Center
8 ESST - Department of Earth System Science and Technology [Fukuoka]
9 D-INFK - Department of Computer Science [ETH Zürich]

Domaines: Physique [physics]; Astrophysique [astro-ph]

Thayne Currie, Christian Marois, Lucas Cieza, Gijs Mulders, Kellen Lawson, et al.. No Clear, Direct Evidence for Multiple Protoplanets Orbiting LkCa 15: LkCa 15 bcd are Likely Inner Disk Signals. The Astrophysical journal letters, 2019, 877 (1), pp.L3. ⟨10.3847/2041-8213/ab1b42⟩. ⟨hal-02303451⟩