Obs. : 2014-07-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.263e+11
Venus      4.263e+11
Earth      4.314e+11
Mars       3.958e+11
Jupiter    3.833e+11
Saturn     4.045e+11
Uranus     5.031e+11
Neptune    4.895e+11
Pluto      4.410e+11