Almost a year after NASA's Perseverance rover was launched on its nearly seven-month journey to Mars, the robotic explorer is preparing to collect its first Martian sample within the next two weeks.
원문출처 : https://www.cnn.com/2021/07/21/world/mars-perseverance-rover-sample-science-scn/index.html
원문출처 : https://www.cnn.com/2021/07/21/world/mars-perseverance-rover-sample-science-scn/index.html