Obs. : 2014-11-18
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.011e+11
Venus      4.007e+11
Earth      4.362e+11
Mars       3.958e+11
Jupiter    4.139e+11
Saturn     4.011e+11
Uranus     4.421e+11
Neptune    4.215e+11
Pluto      3.985e+11