Obs. : 2008-08-18
Planet     Ly alpha
Mercury    3.650e+11
Venus      3.650e+11
Earth      3.569e+11
Mars       3.690e+11
Jupiter    3.636e+11
Saturn     3.658e+11
Uranus     3.533e+11
Neptune    3.569e+11
Pluto      3.652e+11