Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The sun's rotation rate ...
How the Sun’s magnetic field is built inside To understand why the Sun’s magnetism is so complex, I start with its interior. The Sun is made of dense, electrically charged gas, and in the outer third ...
Add Yahoo as a preferred source to see more of our stories on Google. In 1612, Galileo Galilei looked at the sun through a telescope, drew what he saw, and observed that sunspots — dark areas near the ...
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