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 magnitude

Translation: magnitude

Definition: A measure of the brightness of a star. Apparent magnitude is a measure of its brightness as seen from Earth; whereas absolute magnitude is a measure of its actual (ie, intrinsic) brightness.

Other Definition: None

Synonym: None