Obs. : 2008-05-01
Planet     Ly alpha
Mercury    3.746e+11
Venus      3.749e+11
Earth      3.664e+11
Mars       3.675e+11
Jupiter    3.669e+11
Saturn     3.663e+11
Uranus     3.758e+11
Neptune    3.686e+11
Pluto      3.665e+11