Geospace Environment Modeling (GEM)
- Offers documents and overview from a series of projects with focus on magnetosphere studies.
- http://www-ssc.igpp.ucla.edu/gem/Welcome.html

Global Oscillation Network Group
- Features project overview and news of a group attempting to measure the oscillations of the Sun's interior.
- http://helios.tuc.noao.edu/

The Nine Planets: Sun
- General information, some statistical data and links.
- http://www.nineplanets.org/sol.html

Current Solar Data
- Offers real time images and observations of the Sun from a variety of ground and space sources.
- http://www.n3kl.org/sun/

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.
- http://gong.nso.edu/info/

The Michelson Doppler Imager
- Provides results and science of an experiment flown on the SOHO spacecraft to study solar oscillations.
- http://soi.stanford.edu/

Helio- and Asteroseismology
- Offers introduction to the science of solar oscillations.
- http://bigcat.phys.au.dk/helio_outreach/english/engHA0.html

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.
- http://science.nasa.gov/headlines/y2003/17jan_solcon.htm?list93257

The Analemma Project
- An analemma photograph is featured with a detailed description of how it was created.
- http://www.steveirvine.com/analemma.html

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.
- http://www.thesunisiron.com

The Virtual Sun
- A virtual tour with basic information. Some movies also available.
- http://www.astro.uva.nl/demo/sun/

Windows to the Univers: Sun
- Overview including general information, data, pictures, news, historical and mythological background.
- http://www.windows.ucar.edu/cgi-bin/tour.cgi?link=/sun/sun.html

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.
- http://science.nasa.gov/ssl/PAD/SOLAR/default.htm

Analemma
- Explains the phenomenon - the Sun's apparent path in the sky - including simple animations.
- http://www.analemma.com/

AAS Solar Physics Division
- [Greenbelt, Md] Members, organization, news, meetings, contacts.
- http://umbra.nascom.nasa.gov/aas_spd/

Views of the Solar System: Sun
- Pictures, animations, general information and data.
- http://www.solarviews.com/eng/sun.htm

How Stuff Works: Sun
- In-depth illustrated description of the Sun, its surface, atmosphere, sunspots, solar prominences and solar flares.
- http://www.howstuffworks.com/sun.htm

YPOP Tour of the Sun
- Educational information about the Sun.
- http://www.lmsal.com/YPOP/Spotlight/Tour/index.html

Birmingham Solar Oscillations Network
- Who they are and what they do. Also includes background information, results, data.
- http://bison.ph.bham.ac.uk/

Stanford Solar Center
- Presents a collection of educational activities based on Solar Oscillations Investigation (SOI) and Solar and Heliospheric Observatory (SOHO) data.
- http://solar-center.stanford.edu/

Cosmic and Heliospheric Learning Center
- Based at NASA/GSFC. Includes sections about the Sun, the cosmic rays and the history of its study.
- http://helios.gsfc.nasa.gov/

Solar Images from SDAC
- Daily pictures from the SOHO and Yohkoh space platforms, the US National Solar Observatory, and the Mauna Loa Solar Observatory.
- http://umbra.nascom.nasa.gov/images/latest.html