ã¢ã¡ãªã«æ¿æ²» @America_seiji ãªããã¥ããã£ã¯å å¼ã®ã¹ããªããã¨ã¨ãã«90æ¥ã®å¯¿å½ãå¤§å¹ ã«è¶ ããç§å¦ã«è²¢ç®ãã¾ããã6å¹´å¾ã«ã¹ããªãããåå°½ããå¾ã¯ä¸äººã§ç«æãæ¢ç´¢ãã¾ããããªããã¼ã¯å½¼ã®åªåããããã¦åä»ãããããä¸å±ã®è°·ãã§ç ãã¾ããææã¯ãã¨ãã®ãã¥ãªãªã·ãã£ã«å¼ãç¶ããã¾ããã pic.twitter.com/Il8jo8vUID ãªã³ã¯ news.yahoo.com 'My battery is low and it's getting dark': Mars rover Opportunity's last message to scientists NASA's Opportunity Mars rover was built to operate for just 90 days, but kept going for 15 years. NASA offic
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