NASA @NASA
When #Apollo11 landed on the Moon in 1969, the “sensors” ensured it was in a safe spot before touching down — the “sensors” being Neil Armstrong’s eyes. Discover how we will test a navigation system that could become the ‘eyes’ for the next lunar lander: https://t.co/p7UO4NE356 https://t.co/IvK3qqzGDi — PolitiTweet.org