WASP-80b: a gas giant transiting a cool dwarf

A.~H.~M.~J. Triaud, D.~R. Anderson, A. Collier Cameron, A.~P. Doyle, A. Fumel, M. Gillon, C. Hellier, E. Jehin, M. Lendl, C. Lovis, P.~F.~L. Maxted, F. Pepe, D. Pollacco, D. Queloz, D. Ségransan, B. Smalley, A.~M.~S. Smith, S. Udry, R.~G. West, P.~J. Wheatley