Astronautics Vocabulary : matière ordinaire
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.
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Definition of ordinary matter
- Translation:
- matière ordinaire
- Definition:
- Made up mainly of protons and neutrons, this matter is like everything we see around us here on Earth. It is thought to account for only a small percentage of the matter in the universe. (See dark matter and dark energy.)
- Other Definition:
- None
- Synonym:
- None