The Sun
| The Sun: |
| Mass: | 199 x 10^28 kg |
| Diameter: | 1392000 km |
| Rotation period: | 25,4 days |
| Volume: | 1412 x 10^24 m³ |
| Age: | 4,6 x 10^9 years |
| Temperature at the surface: | 5780 Kelvin |
| Temperature in the core: | 136 x 10^5 Kelvin |
Sun Information:
- A star in the centre of our solar system.
- The gravitational effects of its mass dominates the planetary system.
- The Sun orbits the centre of the Milky Way. One orbit takes about 250 million years.
- The Sun is around 5 billion years old.
- It consists mostly of hydrogen and helium in gas shape.
- It contains 750 times more mass than every planet in our solar system together.
- Without The Sun life could not exist on Earth (Photosynthesis).
- Nuclear reactions transforms mass to electromagnetic radiation in the Sun's core.
Pictures of the Sun:
| 1 | 2 | 3
Tour guide:
Copyright © 1999 Magnus Rasmussen
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