Venus Statistics Mass (kg)4.869e+24 Mass (Earth = 1).81476 Equatorial radius (km)6,051.8 Equatorial radius (Earth = 1).94886 Mean density (gm/cm^3)5.25 Mean distance from the Sun (km)108,200,000 Mean distance from the Sun (Earth = 1)0.7233 Rotational period (days)-243.0187 Orbital period (days)224.701 Mean orbital velocity (km/sec)35.02 Orbital eccentricity0.0068 Tilt of axis (degrees)177.36 Orbital inclination (degrees)3.394 Equatorial surface gravity (m/sec^2)8.87 Equatorial escape velocity (km/sec)10.36 Visual geometric albedo0.65 Magnitude (Vo)-4.4 Mean surface temperature482°C Atmospheric pressure (bars)92 Atmospheric compositionCarbon dioxideNitrogen Trace amounts of: Sulfur dioxide, water vapor, carbon monoxide, argon, helium, neon, hydrogen chloride, and hydrogen fluoride. 96% 3+%