Planet Venus
Venus
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 eccentricity 0.0068
Tilt of axis (degrees) 177.36
Orbital inclination (degrees) 3.394
Equatorial surface gravity (m/sec^2) 8.87
Mean surface temperature 482C
Atmospheric composition: Carbon dioxide, Nitrogen
Trace amounts of: Sulfur dioxide, water vapor, carbon monoxide, argon, helium,
neon, hydrogen chloride, and hydrogen fluoride. 96%, 3+%