For the cameras facing earth, you wouldn't need fantastic resolution for it to be useful. With a resolution of 50 meters, you could track suezmax ships. With a

For the cameras facing earth, you wouldn't need fantastic resolution for it to be useful. With a resolution of 50 meters, you could track suezmax ships. With a resolution of 5 meters, you could track commercial aircraft. Not great, but it would help with a Malaysia Airlines Flight 370 like incident.