NASAã¯ãç«ææ¢æ»æ©ããã·ã§ã³ãã®ãããã¹ããªããã(MER-A)ã¨ããªããã¥ããã£ã(MER-B)ã¨ãã2æ©ã®ç¡äººæ¢æ»æ©ãç«æã«éã£ã¦èª¿æ»ãå®æ½ãã¦ãã¾ããç«æã«çé¸ãã2æ©ã®æ¢æ»æ©ã¯ã90æ¥ã§ç¨¼åãåæ¢ããã¨äºæ³ããã¦ãã¾ãããããªããã¥ããã£ã¯3560æ¥çµéããä»ã§ãå°çã¸åçãéãç¶ãã¦ãã¾ãããªãæ¢æ»æ©ã¯å½åã®äºæ³ãã¯ããã«ä¸åã£ã¦10å¹´ã稼åãããã¨ãã§ããã®ãï¼ã¨ãããã¨ãã¾ã¨ãããã¦ãã¾ãã Why This Mars Rover Has Lasted 3,560 Days Longer Than Expected - SFGate http://www.sfgate.com/technology/businessinsider/article/Why-This-Mars-Rover-Has-Lasted-3-560-Days-Longer-5173078.php Mar
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