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    "Earth"

    Earth Statistics
    Mass (kg) 5.976e+24 Mass (Earth = 1) 1.0000e+00
    Equatorial radius (km) 6,378.14 Equatorial radius (Earth = 1) 1.0000e+00
    Mean density (gm/cm^3) 5.515
    Mean distance from the Sun (km) 149,600,000 Mean distance from the Sun (Earth = 1) 1.0000
    Rotational period (days) 0.99727 Rotational period (hours) 23.9345
    Orbital period (days) 365.256
    Mean orbital velocity (km/sec) 29.79
    Orbital eccentricity 0.0167
    Tilt of axis (degrees) 23.45
    Orbital inclination (degrees) 0.000
    Equatorial escape velocity (km/sec) 11.18
    Equatorial surface gravity (m/sec^2) 9.78
    Visual geometric albedo 0.37
    Mean surface temperature 15°C
    Atmospheric pressure (bars) 1.013
    Atmospheric composition, Nitrogen, Oxygen, Other. 77% 21% 2%

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