The sun is the largest celestial object in our solar system, and makes up over 99.7% of the solar system by mass. It is responsible for the photosynthesis of plants, a process in which plants use in the presence of sunlight to make food and energy as well as oxygen.
Offers a brief explanation about the sun, a ball of extremely hot gas. Answers common questions about the sun's corona and its magnetic field.
Explores how the Sun works, how it interacts with the Earth, and the way in which it has helped to shape human history. Includes links to related resources.
Information on various solar topics, from the sun's corona to sunspot cycle predictions.
A collaborative Internet project on designing sundials by school children from the United Kingson and India. Includes concepts of sundial, images of sun, and poetry on sun.
Activities, solar weather, art, folklore, webcasts, posters, news, and ask-a-solar-astronomer.
Explores many aspects of the sun, including an introduction to mythology, science, art, history, and health questions. Includes puzzles and games.
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