Nine Planets
The Eight Planets: The Sun Solar Wind
This Eight Planets site briefly describes solar wind, a low density stream of charged particles emitted by the Sun. It also provides the basics on the sun's composition and additional sun links.
TeachEngineering
Teach Engineering: Blazing Gas
Students are introduced to our Sun as they explore its composition, what is happening inside it, its relationship to our planet (our energy source), and the ways engineers help us learn about it.