|
SI Units |
Earth Relative |
|
Radius (Equatorial) |
6.955 x 108 m |
109 x Earth |
Mass |
2 x 1030 kg |
333,000 x Earth |
Temperature Surface |
5,800 K (5,500 °C) |
|
Age |
4.5 x 109 years (middle aged) |
|
Temperature Core |
~ 15,700,000 K ( ~ °C) |
|
Temperature Corona |
~ 1,000,000 K ( ~ °C) |
|
Gravity |
27.94 ms-2 |
28 g |
Escape Velocity |
617,700 ms-1 |
|
Distance from Earth (Semi-Major) |
1.496 x 1011 m |
1 AU, 8.3 minutes at light speed |
Distance from Milky Way Centre |
~ 2.5 x 1020 m |
(26,000 light years) |
Orbital Period / Galactic Period |
240,000,000 years |
|
Rotational Period Equator |
26 days |
|
Rotational Period Poles |
34 days |
|
Composition |
73% hydrogen, 25% helium |
|
Missions |
SOHO, Hinode |