Global climate and atmospheric composition of the ultra-hot Jupiter WASP-103b from HST and Spitzer phase curve observations by Kreidberg, L, Line, MR, Parmentier, V, Stevenson, KB, Louden, T, Bonnefoy, M, Faherty, JK, Henry, GW, Williamson, MH, Stassun, K, Beatty, TG, Bean, JL, Fortney, JJ, Showman, AP, Désert, J-M, Arcangeli, J