When Mariner 4 buzzed Mars in 1965, it revealed a dry, desiccated world that stood in stark contrast to the habitable planet dreamed of by decades of science fiction writers. Subsequent observations revealed the apparent scars of rivers and deltas, and even potential sea shorelines. The revelations brought hope that the planet had once been wetter.

中文翻译：

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内部运作：火星初期可能拥有大洋和凉爽的气候[天文学]

当水手4号在1965年轰动火星时，它揭示了一个干燥，干燥的世界，与数十年来科幻小说家梦dream以求的可居住星球形成鲜明对比。随后的观察发现，河流和三角洲存在明显的伤痕，甚至还有潜在的海岸线。这些启示给人们带来了希望，希望地球曾经湿润。