Eclipsing variables

Eclipsing variables are a type of star that experience fluctuations in brightness over time. The first such star was discovered centuries before but the reason for its variability was not tied to eclipses until now.
 John Goodricke England 1782 Eclipsing variables

Eclipsing variables are a type of star that experience fluctuations in brightness over time. The first such star was discovered centuries before but the reason for its variability was not tied to eclipses until now.