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 cosmic velocity

Translation: vitesse cosmique

Definition: Theoretical minimum speed that a celestial body must reach to orbit the Earth, escape its gravitational pull or leave the solar system.

Other Definition: None

Synonym: space velocity