EarthvsMars
Earth has a higher Mass (6 vs 1 × 10²⁴ kg), while Mars has a higher Orbital Eccentricity (0 vs 0), while Earth has a higher Surface Gravity (10 vs 4 m/s²).
Physical Properties
6
Mass
1
6,371
Mean Radius
3,390
5,514
Density
3,933
10
Surface Gravity
4
11
Escape Velocity
5
254
Black-Body Temperature
210
1
Number of Moons
2
No
Has Ring System
No
Orbital Characteristics
365
Orbital Period
687
24
Length of Day
25
30
Orbital Velocity
24
0
Orbital Eccentricity
0
23
Axial Tilt
25
147
Perihelion
207
152
Aphelion
249
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Data sourced from NASA NSSDC Planetary Fact Sheet (US Government public domain).