David Levy's entertaining, well-researched book is aimed at the amateur enthusiast who likes to learn enjoyably. Beginning with advice on binoculars and telesco

Observing variable stars is one of the major contributions amateur astronomers make to science. There are 36,000 variable stars listed in the General Catalogue

Gerald North's complete practical guide and resource package instructs amateur astronomers in observing and monitoring variable stars and other objects of varia

Variable stars are fascinating objects to observe; found all over the sky, they change in brightness over time and can be seen with even the most basic of equip

This book was first published in 2007. Variable stars are those that change brightness. Their variability may be due to geometric processes such as rotation, or