A Ritzian Interpretation of Variable Stars Save
A study on the nature of the speed of light in space using light curves and spectroscopic observations of variable stars as evidence.
http://www.datasync.com/~rsf1/binarie...   

American Association of Variable Star Observers Save
The largest organization for variable stars: provides professional and amateur collaboration, research, and analysis of variable star observations.
http://www.aavso.org/   

Astronomical Society of South Australia Save
ASSA's variable star group. News, FAQ, charts, and software.
http://www.assa.org.au/sig/variables/   

Astronomy On-Line Save
Collaborative Project aimed at getting new people involved in variable star observing.
http://www.eso.org/outreach/spec-prog...   

Brigham Young University Variable Star Database Save
Currently contains 311 stars which have been classified as Delta Scutis or Gamma Doradus in some published source.
http://astronomy.byu.edu/research.php...   

General Catalog of Variable Stars Research Group Save
Research group working on the GCVS, Sternberg Astronomical Institute, Moscow, Russia. Includes catalogs and publications.
http://www.sai.msu.su/groups/cluster/...   

Information Bulletin on Variable Stars Save
The IBVS is a bulletin of Commissions 27 and 42 of the International Astronomical Union, published by Konkoly Observatory, Budapest, Hungary.
http://www.konkoly.hu/IBVS/IBVS.html   

Skyandtelescope.com - Variable Stars Save
Observing variable stars.
http://skytonight.com/observing/objec...   

The Cepheid Distance Scale: A History Save
A critical review of the Cepheid distance scale, from its inception, to the Hipparcos mission and beyond.
http://institute-of-brilliant-failure...   

The Minima of Algol Save
An article by Alan MacRobert from Sky and Telescope Magazine about the star Algol (Beta Persei) was the first eclipsing variable star ever discovered.
http://skytonight.com/observing/objec...   

The Top Twelve Naked-Eye Variable Stars Save
An article by John Isles from Sky and Telescope Magazine.
http://skytonight.com/observing/objec...   

Help build the largest human-edited directory of the web
Suggest a site | Open Directory Project | Become an editor