When the newly developed Mars 2020 rover lands on the Red Planet in February 2021 after embarking on a seven-month cruise through space, we will be able to hear sounds of the landing and the Martian surface for the first time, according to NASA.
원문출처 : http://www.cnn.com/2016/07/15/health/mars-2020-rover-announcement/index.html
원문출처 : http://www.cnn.com/2016/07/15/health/mars-2020-rover-announcement/index.html