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5 godz. temu · The astronomical symbol for the Sun is a circle with a center dot, . ... (about 1/10,000 the density of air at sea level, and 1 millionth that of the inner layer of the convective zone). ... Venus, and the Sun. Careful observations of the 1769 transit of Venus allowed astronomers to calculate the average Earth–Sun distance as 93,726,900 ...
