| 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. |
| Birmingham Solar Oscillations Network: Who they are and what they do. Also includes background information, results, data. |
| Cosmic and Heliospheric Learning Center: Based at NASA/GSFC. Includes sections about the Sun, the cosmic rays and the history of its study. |
| Current Solar Data: An unofficial archive of NOAA GOES solar data. |
| Current Solar Data: Offers real time images and observations of the Sun from a variety of ground and space sources. |
| Geospace Environment Modeling (GEM): Offers documents and overview from a series of projects with focus on magnetosphere studies. |
| Global Oscillation Network Group: Features project overview and news of a group attempting to measure the oscillations of the Sun's interior. |
| 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. |
| Helio- and Asteroseismology: Offers introduction to the science of solar oscillations. |
| How Stuff Works: Sun: In-depth illustrated description of the Sun, its surface, atmosphere, sunspots, solar prominences and solar flares. |
| 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. |
| Stanford Solar Center: Presents a collection of educational activities based on Solar Oscillations Investigation (SOI) and Solar and Heliospheric Observatory (SOHO) data. |
| Sun Position Calculator: Calculates Sun azimuth and altitude for a given location and date. |
| The Analemma Project: An analemma photograph is featured with a detailed description of how it was created. |
| The Inconstant Sun: From NASA Science News, experiment on board shuttle mission STS-107 is monitoring the Sun's variable brightness and its link to terrestrial climate change. |
| The Michelson Doppler Imager: Provides results and science of an experiment flown on the SOHO spacecraft to study solar oscillations. |
| The Nine Planets: Sun: General information, some statistical data and links. |
| The Sun is a Ball of Iron: Dr. Oliver K. Manuel's posits a new theory of the sun's formation, composition and energy production. |
| 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. |
| The Virtual Sun: A virtual tour with basic information. Some movies also available. |
| Views of the Solar System: Sun: Pictures, animations, general information and data. |
| Windows to the Univers: Sun: Overview including general information, data, pictures, news, historical and mythological background. |
| YPOP Tour of the Sun: Educational information about the Sun. |
Classical
