Obs. : 2008-07-16
Planet     Ly alpha
Mercury    3.691e+11
Venus      3.691e+11
Earth      3.716e+11
Mars       3.760e+11
Jupiter    3.806e+11
Saturn     3.760e+11
Uranus     3.692e+11
Neptune    3.716e+11
Pluto      3.804e+11