WASP-31b photometry and radial velocities

We report the discovery of the low-density, transiting giant planet WASP-31b. The planet is 0.48 Jupiter masses and 1.55 Jupiter radii. It is in a 3.4-day orbit around a...本研究报道了低密度凌日巨行星WASP-31b的发现。该行星质量为0.48倍木星质量（Jupiter mass），半径为1.55倍木星半径（Jupiter radius），其以3.4天为轨道周期围绕一颗……运行。