Our Sun, Our Star

NASA Solar Homepage: a great page describing and illustrating our Sun

Solar physics on the web

National Solar Observatory page on science and the Sun

Big Bear Solar Observatory

The 150-Foot Solar Tower at Mt. Wilson Observatory

The 60-Foot Solar Tower at Mt. Wilson Observatory

High Altitude Observatory Solar Education

Stanford Solar Center Workshop

Yohkoh Solar Public Education Page

Helioseismology: determining our Sun's interior structure via `Sun quakes'

A nice page introducing helioseismology and what astronomers learn from it, with pictures and animations.
The BISON solar oscillation group

Global Oscillation Network Group (GONG)

GONG's page on helioseismology

Use of sound waves to proble Sun's interior

A page on helioseismology

Movies of solar oscillations

Press releases (with accompanying images and movies) from SOHO's solar oscillation group

Another set of pages on helio- and astroseismology

Sites Dedicated to Images and Movies of Our Sun

The Virtual Solar Observatory

Solar Data Analysis Center: latest visible, EUV, X-ray images of the Sun

The very latest SOHO images of our Sun

Hotshots of our Sun from SOHO

Extreme Ultraviolet Telescope Image and Movie Gallery

Transition Region & Coronal Explorer of our Sun

Lots more TRACE images of our Sun here

TRACE movies of our Sun here

Yohkoh Soft X-ray Movie Theater

Super high resolution images of the Sun's photosphere from the SVST

Ground-based Images of the  Sun from NOAO

The Dutch Open Telescope

The Japanese satellite solar telescope, Hinode (Solar B)

Links to Solar-Terrestrial Physics, Geophysics, & Space Sciences (including Aurorae)