Obs. : 2008-07-25
Planet     Ly alpha
Mercury    3.630e+11
Venus      3.644e+11
Earth      3.643e+11
Mars       3.749e+11
Jupiter    3.655e+11
Saturn     3.749e+11
Uranus     3.612e+11
Neptune    3.626e+11
Pluto      3.676e+11