The largest organization for variable stars: provides professional and amateur collaboration, resea...
Research group working on the GCVS, Sternberg Astronomical Institute, Moscow, Russia. Includes cata...
The IBVS is a bulletin of Commissions 27 and 42 of the International Astronomical Union, published ...
ASSA's variable star group. News, FAQ, charts, and software.
A study on the nature of the speed of light in space using light curves and spectroscopic observati...
An article by John Isles from Sky and Telescope Magazine.
An article by Alan MacRobert from Sky and Telescope Magazine about the star Algol (Beta Persei) was...