|
Mass: 8.686 X 1025 kg (14.54 Earths)
Radius (equatorial): 25 559 km
Mean density: 1.29 g cm-3
Distance from Sun: 2 870 990 000 km
Rotational period: 17.9 hours
Orbital period: 84.01 years
Escape velocity: 21.30 km s-1
Apparent magnitude: 5.52
Surface temperature: -193°C (cloud)
Atmospheric composition: hydrogen (83%), helium (15%), methane (2%)
Number of satellites: 15 (Miranda, Ariel, Umbriel, Titania, Oberon etc.)
|