NeptunevsPluto
Neptune has a higher Mass (102 vs 0 × 10²⁴ kg), while Pluto has a higher Orbital Eccentricity (0 vs 0), while Neptune has a higher Mean Radius (24,622 vs 1,187 km).
Physical Properties
102
Mass
0
24,622
Mean Radius
1,187
1,638
Density
1,860
N/A
Surface Gravity
1
24
Escape Velocity
1
47
Black-Body Temperature
38
14
Number of Moons
5
Yes
Has Ring System
No
Orbital Characteristics
60,189
Orbital Period
90,560
16
Length of Day
153
5
Orbital Velocity
5
0
Orbital Eccentricity
0
28
Axial Tilt
123
4,444
Perihelion
4,437
4,546
Aphelion
7,376
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Data sourced from NASA NSSDC Planetary Fact Sheet (US Government public domain).