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Tuesday, January 31, 2023
Home This diagram illustrates the positions of Mars, Earth and the sun during a period that occurs approximately every 26 months, when Mars passes almost directly behind the sun from Earth’s perspective. (Image credit: NASA/JPL-Caltech) This diagram illustrates the positions of Mars, Earth and the sun during a period that occurs approximately every 26 months, when Mars passes almost directly behind the sun from Earth's perspective. (Image credit: NASA/JPL-Caltech)

This diagram illustrates the positions of Mars, Earth and the sun during a period that occurs approximately every 26 months, when Mars passes almost directly behind the sun from Earth’s perspective. (Image credit: NASA/JPL-Caltech)

This diagram illustrates the positions of Mars, Earth and the sun during a period that occurs approximately every 26 months, when Mars passes almost directly behind the sun from Earth's perspective. (Image credit: NASA/JPL-Caltech)

This diagram illustrates the positions of Mars, Earth and the sun during a period that occurs approximately every 26 months, when Mars passes almost directly behind the sun from Earth’s perspective. (Image credit: NASA/JPL-Caltech)