Obs. : 2013-09-22
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.587e+11
Venus      3.587e+11
Earth      3.986e+11
Mars       3.894e+11
Jupiter    3.877e+11
Saturn     3.587e+11
Uranus     3.959e+11
Neptune    3.985e+11
Pluto      3.954e+11