关于这张图
NASA's Ingenuity Mars Helicopter captured this image of tracks made by the Perseverance rover during its ninth flight, on July 5, 2021, the 133rd Martian day, or sol, of the rover's mission. A portion of the helicopter's landing gear can be seen at top left. A key objective for Perseverance's mission on Mars is astrobiology, including the search for signs of ancient microbial life. The rover will characterize the planet's geology and past climate, pave the way for human exploration of the Red Planet, and be the first mission to collect and cache Martian rock and regolith (broken rock and dust…
