Stanford Solar Center - Presents a collection of educational activities based on Solar Oscillations Investigation (SOI) and Solar and Heliospheric Observatory (SOHO) data. NASA/Marshall Solar Physics - The Solar Physics Branch of Marshall Space Flight Center's (MSFC) Space Sciences Laboratory (SSL) is composed of 15 scientists involved in various studies of the physics of the Sun. Solar Images from SDAC - Daily pictures from the SOHO and Yohkoh space platforms, the US National Solar Observatory, and the Mauna Loa Solar Observatory. Cosmic and Heliospheric Learning Center - Based at NASA/GSFC. Includes sections about the Sun, the cosmic rays and the history of its study. Birmingham Solar Oscillations Network - Who they are and what they do. Also includes background information, results, data. YPOP Tour of the Sun - Educational information about the Sun. The Virtual Sun - Virtual tour of the sun which uses images, diagrams, and movies to illustrate subjects such as solar wind, solar flares, the solar surface and sunspots. How Stuff Works: Sun - In-depth illustrated description of the Sun, its surface, atmosphere, sunspots, solar prominences and solar flares. Views of the Solar System: Sun - Pictures, animations, general information and data. AAS Solar Physics Division - [Greenbelt, Md] Members, organization, news, meetings, contacts. Analemma - Explains the phenomenon - the Sun's apparent path in the sky - including simple animations. The Analemma Project - An analemma photograph is featured with a detailed description of how it was created. The Michelson Doppler Imager - Provides results and science of an experiment flown on the SOHO spacecraft to study solar oscillations. Global Oscillation Network Group (GONG) - Extensive information about the group and the project, which aims to conduct a detailed study of solar internal structure and dynamics using helioseismology. Current Solar Data - Offers real time images and observations of the Sun from a variety of ground and space sources. The Nine Planets: Sun - General information, some statistical data and links. Geospace Environment Modeling (GEM) - Offers documents and overview from a series of projects with focus on magnetosphere studies. Sun Position Calculator - Calculates Sun azimuth and altitude for a given location and date. Current Solar Data - An unofficial archive of NOAA solar data. Find My Shadow - Calculates sun position and plots shadows cast by the sun over any chosen location, with drawing tools to construct your own scene and automatically plot the shadow results. Rotation of the Sun - Electronic book with technical information about the sun and the solar system. Windows to the Universe: Sun - Overview including general information, data, pictures, news, historical and mythological background.