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.

• advanced communications satellite
• Advanced Synthetic Aperture Radar (ASAR)
• Advanced Thermal Environment (ATEN)
• aerospace
• Aerospace Industries Association of Canada (AIAC)
• airlock
• alignment V-guides
• Alouette-1
• altimetry
• altitude
• anechoic chamber
• ANIK
• Antarctic Mapping Mission (AMM)
• anti-g
• anti-g suit
• antigravity
• apogee
• Aquatic Research Facility (ARF)
• asteroid
• astrobiology
• astronaut
• Astronaut Maneuvering Unit (AMU)
• astronautics
• Astronomical Unit (AU)
• astronomy
• astrophysics
• Atmospheric Chemistry Experiment (ACE)
• atmospheric friction