
NASA @NASA
✅Take off ✅Climb to altitude of 3 meters ✅Hover in place for 30 seconds ✅Land @NASAJPL Ingenuity chief pilot Håvard Grip explains step-by-step how the first test flight of the #MarsHelicopter will go: https://t.co/T9rQqV2XF8 — PolitiTweet.org