pmarsn

:: MARS ::

 
Metric
Scientific Notation
By Comparison
Discovered By Known by the Ancients
Date of Discovery Unknown
Average Distance from the Sun 227,936,640 km 2.2793664 x 108 km (1.523662 A.U.) 1.524 x Earth
Perihelion (closest) 206,600,000 km 2.066 x 108 km (1.381 A.U.) 1.404 x Earth
Aphelion (farthest) 249,200,000 km 2.492 x 108 km (1.666 A.U.) 1.638 x Earth
Equatorial Radius 3,397 km 3.397 x 103 km 0.5326 x Earth
Equatorial Circumference 21,344 km 2.1344 x 104 km -
Volume 163,140,00,000 km3 1.6314 X 1011 km3 0.150 x Earth
Mass 641,850,000,000,000,000,000,000 kg 6.4185 x 1023 kg 0.10744 x Earth
Density 3.94 g/cm3 - 0.714 x Earth
Surface Area 144,100,000 km2 1.441 x 108 km2 0.282 x Earth
Equatorial Surface Gravity 3.693 m/s2 - If you weigh 100 pounds on Earth, you would weigh 38 pounds on Mars
Escape Velocity 18,072 km/h 5.02 x 103 m/s Escape velocity of Earth is 25,022 mph
Sidereal Rotation Period
(Length of Day)
1.026 Earth days 24.62 hours - Earth's rotation period is 23.934 hours
Sidereal Orbit Period
(Length of Year)
1.8807 Earth years 686.93 Earth days - -
Mean Orbit Velocity 86,871 km/h 24,130.9 m/s 0.810 x Earth
Orbital Eccentricity 0.0934 - 5.59 x Earth
Orbital Inclination to Ecliptic 1.8 degrees  
Equatorial Inclination to Orbit 25.19  
Orbital Circumference 1.366,900,000 km 1.3669 x 109 km 1.479 x Earth
Minimum/Maximum Surface Temperature -87 to -5 C 186 to 268 K  
Atmospheric Constituents Carbon Dioxide, Nitrogen, Argon CO2, N2, Ar CO2 is responsible for the Greenhouse Effect and is used for carbonation in beverages. N2 is 80% of Earth's air and is a crucial element in DNA. Ar is used to make blue neon light blubs.
natural satelites 1. Phobos 2. Deimos

01.01.2013 14:51 Mladen
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