It is now a commonly held belief that mankind is the sole advanced form of life in the solar system. But there are so many stars that the chances of humans being alone in the universe seem infinitesimally small. Presented by Patrick Moore
It is now a commonly held belief that mankind is the sole advanced form of life in the solar system. But there are so many stars that the chances of humans being alone in the universe seem infinitesimally small. Presented by Patrick Moore