NGTS-11 c: a transiting Neptune-mass planet interior to the warm Saturn NGTS-11 b

David R. Anderson, Jose I. Vines, Katharine Hesse +56

We report the discovery of NGTS-11 c, a transiting warm Neptune ($P\approx 12.8$ d; $M_p=1.2_{-0.2}^{+0.3}{M}_{\mathrm{Nep}}$; $R_p=1.24\pm 0.03R_{\mathrm{Nep}}$), in an…