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Mars Explorers Journal
註釋MARS EXPLORERS WANTED! Hike the solar system's largest canyon, Valles Marineris on Mars. Catch the blue purple Martian sunset in the twilight. Follow the two moons of Mars (Phobos and Deimos) in the night sky... This journal will help spark your Mars imagination with the words of some of the world's greatest writers, scientists, astronauts, entrepreneurs and much more!