ã2013å¹´6æ4æ¥ NASAã NASAã®æ¢æ»æ©ãã°ã¬ã¤ã«ãã®ãã¼ã¿ãããæé¢ã®éåã®å¼·ãå ´æããã¹ã³ã³ãã天ä½è¡çªã®çè·¡ã§ãããã¨ã確èªãããããã«ãã®è©³ç´°ãæããã«ãªã£ãã ç´å¾ç´420kmã®ããã¤ã³ããªããã»ã·ã£ãããï¼Freundlich-Sharonovï¼è¡çªçå°ã®éååå¸ãã¯ãªãã¯ã§æ¡å¤§ï¼æä¾ï¼H. J. Melosh, Purdue University and the NASA GRAIL teamï¼ å¤©ä½ã®å°è¡¨ã«ã¯å°å½¢ãå°æ®»ã®ç©è³ªå¯åº¦ã®éãã«ããéååå¸ã®ã ã©ãããããåºç¯å²ã«ããã£ã¦éåãå¼·ãé«å¯åº¦ã¨æãããå ´æã¯ç¹ã«ããã¹ã³ã³ãï¼mass concentrationï¼è³ªéã®éä¸ï¼ã¨å¼ã°ããã æé¢ã®ãã¹ã³ã³ã¯1968å¹´ã«è¦ã¤ãã天ä½è¡çªã®è·¡ãããã¨ã¯ããã£ã¦ãããã2012å¹´ã«æã®éåå ´ã調æ»ããNASAã®æ¢æ»æ©ãã°ã¬ã¤ã«ãã®ãã¼ã¿ã¨å¤©ä½è¡çªã®çè«ã¢ãã«ãçµã¿åãã
{{#tags}}- {{label}}
{{/tags}}