Obs. : 2007-11-08 Planet Ly alpha Mercury 3.566e+11 Venus 3.546e+11 Earth 3.627e+11 Mars 3.623e+11 Jupiter 3.718e+11 Saturn 3.555e+11 Uranus 3.633e+11 Neptune 3.656e+11 Pluto 3.718e+11