Astronomers refer to Venus as Earth's sister planet. Both are similar in size, mass, density and volume. Both formed
about the same time and condensed out of the same nebula.
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 eccentricity |
0.0068 |
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 albedo |
0.65 |
Magnitude (Vo) |
-4.4 |
Mean surface temperature |
482°C |
Atmospheric pressure (bars) |
92 |
Atmospheric composition
Carbon dioxide
Nitrogen
Trace amounts of: Sulfur dioxide, water vapor, carbon monoxide, argon, helium, neon, hydrogen chloride, and hydrogen
fluoride. |
96% 3+% |
|