Obs. : 2011-11-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.557e+11
Venus      4.557e+11
Earth      4.970e+11
Mars       4.681e+11
Jupiter    4.945e+11
Saturn     4.373e+11
Uranus     4.748e+11
Neptune    4.678e+11
Pluto      4.625e+11