Obs. : 2008-06-03 Planet Ly alpha Mercury 3.843e+11 Venus 3.816e+11 Earth 3.678e+11 Mars 3.834e+11 Jupiter 3.649e+11 Saturn 3.841e+11 Uranus 3.669e+11 Neptune 3.623e+11 Pluto 3.719e+11