tertiary moon
Jump to navigation
Jump to search
English
[edit]Noun
[edit]- (astrology) This term needs a definition. Please help out and add a definition, then remove the text
{{rfdef}}
.- 1976, National Aeronautics and Space Administration (contributor), NASA Technical Translation, page 38:
- In addition he follows the idea that the earth has already known a small attendant moon, the tertiary moon, to approach the earth in spiral orbits which contracted more and more until it finally fell down onto the earth.