Obs. : 2008-08-25 Planet Ly alpha Mercury 3.038e+11 Venus 3.038e+11 Earth 3.080e+11 Mars 3.033e+11 Jupiter 3.033e+11 Saturn 3.004e+11 Uranus 3.104e+11 Neptune 3.080e+11 Pluto 3.030e+11