4 ALL THE MOMENTS - X TUTTI I MOMENTI
SPACE - SPAZIO
Nettuno era conosciuto come il dio del mare e di tutte le acque. Conosciuto anche come il dio dei terremoti. Nettuno era il fratello di Giove. Il simbolo del potere di Nettuno era il sempre presente tridente.
| Diameter (km) Mass (kg) Mean density (kg/m^3) Escape velocity (m/sec) Average distance from Sun (AU) Rotation period (in Earth hours) Revolution period (in Earth years) Obliquity (tilt of axis in degrees) Orbit inclination (degrees) Orbit eccentricity Mean temperature (K) Surface gravity Magnitude Visual geometric albedo |
49528 1.02 x 10^26 1640 23300 30.06 19.1 164.8 29.6 1.77 0.009 48 1.12 7.8 0.51 |
| Atmospheric components 74%
hydrogen, 25% helium, 1% methane (at depth) Rings Narrow rings with concentrations of particles called ring arcs. |
|
 |
Neptune has 8 known moons; Triton and 7 smaller moons |
||
| Satellite
Naiad |
Distance
(km)
48 k |
Radius (km)
29 |
Mass (kg)
? |
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