一直以来,火星都在人类的想象中占据着重要位置。古人讶异于它的红色,以及年复一年循着周期跌宕起伏的亮度。早期的望远镜观测让一些人猜想这颗星球被运河所覆盖,而这些运河则是火星居民用于交通和贸易的通道。在《世界大战》一书中,作者H.G.威尔斯设定了一个企图征服地球的火星文明。在1938年,奥森·威尔士将威尔斯的小说改编为广播剧,并惊吓到了一群以为自己正在听真 Mars have always occupied an important place in human imagination. The ancients are surprised by its redness and the ups and downs of the cycle, year after year. Early telescope observations led some to suspect that the planet was covered by canals that were used by Mars residents for transportation and trade. In World War I, author H.G. Wells set a Martian civilization that sought to conquer the planet. In 1938, Orson Welsh adapted Wells’s novels to a radio drama and scared a group of people who thought they were listening