https://apnews.com/2de1d028e59548edb7b46ee7e6c1599b > CAPE CANAVERAL, Fla. (AP) — As Mars' newest resident settles in, Planet Earth is working on three more landers and at least two orbiters to join the scientific Martian brigade. > NASA's InSight spacecraft touched down on the sweeping, red equatorial plains Monday, less than 400 miles (640 kilometers) from Curiosity, the only other working robot on Mars.