Explore the fascinating properties and orbital characteristics of Neptune. Detailed scientific measurements and discovery information about this celestial body.
Mean Radius
24,622 km
Equatorial Radius
24,764 km
Polar Radius
24,341 km
Flattening
0.0171
Density
1.638 g/cm³
Surface Gravity
11.15 m/s²
Mass
1.02413 × 10^26 kg
Volume
6.254 × 10^13 km³
Escape Velocity
23,560 m/s
Dimension
N/A
Average Temperature
55 K
Axial Tilt
28.30°
Discovered By
Urbain Le Verrier, John Couch Adams, Johann Galle
Discovery Date
23/09/1846
Alternative Name
None
Semi-Major Axis
4,498,396,441 km
Perihelion
4,459,753,056 km
Aphelion
4,537,039,826 km
Eccentricity
0.0113
Inclination
1.769°
Orbital Period
60189.00 days
Rotation Period
16.11 hours
Mean Anomaly
256.23°
Argument of Periapsis
256.93°
Longitude of Ascending Node
131.82°