许多科学家认为,人类必将向其他星球移民,除了月亮以外,最近也是最可能成为首选天体之一的就是火星,因为它的表面有水。1997年美国向火星发送了一枚火箭,把一架“环火星探测者”送上了围绕该星球的轨道,开始对火星实施全面的观测。这可说是向这个红色星球“移民”计划的初始阶段,目的是绘制火星全境的地图。由探测器上的“火星轨道相机”发回的遥感 Many scientists believe that human beings are bound to emigrate to other planets, and besides the moon, Mars, one of the most likely to become the most preferred celestial body recently, has water on its surface. In 1997, the United States sent a rocket to Mars, put a “Mars rover” on orbit around the planet and began to conduct a comprehensive observation of Mars. This can be said to be the initial stage of this “Red Planet” “immigration” project, with the aim of mapping the entire territory of Mars. Remote sensing sent back by the “Mars Orbit Camera” on the detector