Just a couple of weeks after the Ingenuity helicopter celebrated a year of flying on Mars, things got quiet.
원문출처 : https://www.cnn.com/2022/06/06/world/ingenuity-helicopter-mars-winter-scn/index.html
원문출처 : https://www.cnn.com/2022/06/06/world/ingenuity-helicopter-mars-winter-scn/index.html