Obs. : 2011-07-22
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.613e+11
Venus      3.875e+11
Earth      3.958e+11
Mars       4.014e+11
Jupiter    4.097e+11
Saturn     3.844e+11
Uranus     4.010e+11
Neptune    3.976e+11
Pluto      3.904e+11