人类从瞭望星空以来,就没有停止过对外星人的想象。作家与电影导演为外星人塑造了众多富有想象力的形象:在威尔斯笔下的《世界之战》中,火星人野蛮入侵地球;在艾萨克·阿西莫夫的《神们自己》中,外星人的形象如神明一般;在克拉克著写的《童年的终结》中,宇宙文明将人类当作孵化器;导演斯皮尔·伯格在电影《第三类接触》中,猜测外星人只想观察人类;作家卡尔·萨根在《接触》这本书 Humans have not stopped imagining the aliens since they looked out of the sky. Writers and film directors have created many imaginative images of aliens: In the “world war” written by Wells, the Martians savagely invaded the Earth; in Isaac Asimov’s “gods themselves In the movie ”The third type of contact,“ the film speculates that the aliens are like gods; in Clarke’s ”End of Childhood," cosmic civilizations use humans as their incubators; Stars just want to observe humans; writer Carl Sagan is in contact with the book