Category

Variable Stars

Group Intrinsic

The group of Intrinsic variable stars covers most of the variable star classes: Eruptive, Cataclysmic, and Pulsation.

This group of stars is classified based on internal stellar structure causing the changes to the star, and thus the variability to their flux.

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Group Extrinsic

The group of Extrinsic variable stars covers the variable star classes: Eclipsing, Rotation, and Microlensing. This group of stars is classified based on external factors causing the changes to the star, and thus the variability to their flux.

Variable Stars and Collaboration with the AAVSO

The AAVSO has been around for over 100 years. Despite its name of American Association of Variable Star Observers, the AAVSO is an international nonprofit organization where both amateurs and professionals meet and work together to further our astronomical...

Variable Star Overview

The night sky, with its familiar patterns of stars cross our skies year after year, appears perfect, steady, peaceful, serene, and unchanging. However, the reality of the stars in our Universe are much different than this idealistic view. Stars are a giant balls of...