1. the corona 2. the chromosphere 3. the photosphere 4. the convection zone 5. the core
over 5,000 degrees Fahrenheit on the surface of the Sun
solar astronomers
1-3: the Sun's atmosphere the Earth
the Sun
workaholics (2009-04-12 15:52:41) 评论 (0)
1. the corona 2. the chromosphere 3. the photosphere 4. the convection zone 5. the core
over 5,000 degrees Fahrenheit on the surface of the Sun
solar astronomers
1-3: the Sun's atmosphere the Earth