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The nine planets

Franklyn M. Branley

195877 pagesabout 1–2 hours
1958
first published
  • 1958Crowell · 77 pages · ENG
  • 1971Crowell · 86 pages · ENGISBN 9780690583977
  • 1978Crowell · 99 pages · ENGISBN 9780690038484
  • 1982HarperCollins · 99 pages · ENGISBN 9780690038491

Discusses the characteristics of each of the nine planets and explains the techniques used in the discovery and study of them.

Worth knowing

Written forMiddle grade

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