Obs. : 2008-07-07 Planet Ly alpha Mercury 3.721e+11 Venus 3.772e+11 Earth 3.709e+11 Mars 3.916e+11 Jupiter 3.730e+11 Saturn 3.916e+11 Uranus 3.629e+11 Neptune 3.679e+11 Pluto 3.770e+11