Neptune
| Equator Diameter(km) | 49,400 |
| Average Distance From Sun(million km) | 5,900 |
| Mass(kg) | 1.024 x 1026 |
| Mass Relative to Earth | 1.7135 x 10 |
| Mean Density(g/cm3) | 1.66 |
| Mean Cloud Temperature(degree Celsius) | -193 to -153 |
| Mean Orbital Velocity(km/s) | 5.45 |
| Acceleration of Gravity at the Equator(m/s2) | 11 |
| Velocity of Escape at the Equator(km/s) | 23.6 |
| Orbital Periods(years) | 164.79 |
| Sideral Period of Rotation(hours) | 15.8 |
| Orbital Eccentricity | 0.0086 |
| Orbital Inclination(degrees) | 1.774 |
| Tilt of Axis(degrees) | 28.31 |
| Number of Satellites | 8 |