When the Ingenuity helicopter takes flight on Mars this month, the technology demonstration could pave the way for future powered, controlled flight on Mars and other planets in our solar system -- not unlike the trail blazed by NASA's Sojourner Mars rover in 1997.
원문출처 : https://www.cnn.com/2021/04/01/world/mars-ingenuity-helicopter-journey-scn/index.html
원문출처 : https://www.cnn.com/2021/04/01/world/mars-ingenuity-helicopter-journey-scn/index.html