Go Astr☾nomy

Mars ♂
Planet Mars

Planet 4: Mars



Mars is the fourth of nine planets in our solar system and looks like a yellow-orange star to the naked eye.

Mars Facts
      1. Mass (kg)
      2. 6.421e+23
      1. Radius (km)
      2. 3,397.2
      1. Density (gm/cm3)
      2. 3.94
      1. Distance from sun (km)
      2. 227,940,000
      1. Rotational period (days)
      2. 1.025957
      1. Orbital period (days)
      2. 686.98
      1. Orbital velocity (km/sec)
      2. 24.13
      1. Eccentricity of orbit
      2. 0.0934
      1. Tilt of axis (°)
      2. 25.19
      1. Inclination of orbit (°)
      2. 1.850
      1. Surface gravity (m/sec2)
      2. 3.72
      1. Escape velocity (km/sec)
      2. 5.02
      1. Albedo
      2. v
      1. Magnitude (Vo)
      2. -2.01
      1. Surface temperature
      2. 20°C to -140°C
      1. Atmosphere
      2. C02=95%, N2=3%
      1. Moons
      2. 2


    Mars vs. Earth Ratios


    diameter = 0.53
    gravity = 0.38
    radiation = 65
    surface pressure = 0.01
    solar irradiance = 0.43
    total water = 0.0036
    day = 1.03
    year = 1.9
    sun distance = 1.5
      
    diameter = 1
    gravity = 1
    radiation = 1
    surface pressure = 1
    solar irradiance = 1
    total water = 1
    day = 1
    year = 1
    sun distance = 1




    2 Moons of Mars


    Phobos
       
    Deimos


    Find your inner astronomer. Your complete guide to amateur astronomy.

    x
    This website uses cookies, like everyone else. More info. OK