Obs. : 2016-05-11
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.128e+11
Venus      4.128e+11
Earth      4.044e+11
Mars       4.044e+11
Jupiter    4.069e+11
Saturn     4.037e+11
Uranus     4.105e+11
Neptune    4.028e+11
Pluto      4.046e+11