7

7.1

4

7.2

4

1.

2.

3.

4.

1. Inner planets

2. asteroid belt

3. outer planets

4. Oort’scloud

Meteoroid

Kuiper belt object

Eris

7.3

G2 5,800

109

2

3

1. Core 15

2. radiation zone

3. convection zone

3

1. photosphere

5,800

2. chromosphere

25,000

3. corona

Solar wind200-900

solar flare

solar storms