Astronautics Vocabulary

The Astronautics Vocabulary is a glossary of terms that pertain to the science and technology of spaceflight. This alphabetical list can be navigated by clicking on the letters A-Z displayed on this page.

Definition of variable star

Translation:
étoile variable
Definition:
These distant stars are seen to vary in brightness. The difference can be a result of changes or cycles in the star itself. We also see variations that are a factor of rotation patterns or eclipses caused by other celestial bodies nearby.
Other Definition:
None
Synonym:
None
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