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Star tracker to be used in study of Mars

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IN EARLY NOVEMBER, Mars was approximately 45 million miles away from Earth. At that time, it was closer to Earth than it will be again for the next 17 years. Seventh in size, Mars is the fourth closest planet to the sun. Earth, fourth largest of the planets, is third from the sun. Mars is 4,399 miles in diameter, Earth 7,918 miles in diameter.

Published in:

Electrical Engineering  (Volume:78 ,  Issue: 2 )

Date of Publication:

Feb. 1959

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