Publication Date:
2019-08-27
Description:
Televised images of Mars transmitted from interplanetary stations are used to develop a theory of the structure and development of the planet. Crater chronology, the structure of planetary bodies in the Earth group, and a comparison of the Earth planetary bodies are among the factors included.
Keywords:
LUNAR AND PLANETARY EXPLORATION
Type:
NASA-TM-75604
Format:
application/pdf
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