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Table of Contents Enchanted Learning
All About Astronomy
Site Index
Our Solar System Stars Glossary Printables, Worksheets, and Activities
The Sun The Planets The Moon Asteroids Kuiper Belt Comets Meteors Astronomers

Your weight on the Planets The Planets Your age on the Planets
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune pluto

MARS
General
Description
Statistics Moons:
Deimos and Phobos
Missions to Mars Activities,
Web Links
MARS STATISTICS


STATISTICS ON MARS
Distance from Sun 1.524 AU
141.6 million miles
227.9 million km
Diameter 4,222 miles
6,787 km
Mass 6.42 x 1023
About 1/9 of Earth
Number of Moons 2
1 Martian Day
(Period of Rotation)
24.6 Earth hours
1.026 Earth days
1 Martian Year
(Period of Revolution Around the Sun)
686.98 Earth days
Escape Velocity 5,000 m/sec
Average Temperature -9 °F
-23 °C
Temperature Range 150-310 K
Albedo
(reflectivity)
0.15
Density 3,940 kg/m3
Apparent Size from Earth 4-25 arc seconds
Oblique Axis
(Tile of the Axis)
25°
Orbital Inclination 1.85°
Orbital Eccentricity
(Deviation from circular)
0.093
Perihelion
closest to sun
1.38 AU
Aphelion
farthest from sun
1.67 AU




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