Obs. : 2008-01-11
Planet     Ly alpha
Mercury    8.454e+11
Venus      8.324e+11
Earth      8.695e+11
Mars       8.442e+11
Jupiter    8.326e+11
Saturn     8.678e+11
Uranus     8.354e+11
Neptune    8.454e+11
Pluto      8.326e+11