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This implies that the Martian names would begin with places from the far east of Ptolemy's map, and names would progress towards western places. Our names should be distributed like that. But where does the scheme start on Mars since there is no obvious place to begin? Schiaparelli found a perfect starting point. These are the traditional astronomical symbols for the Sun, Moon and planets. Schiaparelli found the Sun symbol on Mars. #Mars #astronomy
