Obs. : 2014-07-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.702e+11
Venus      3.702e+11
Earth      3.690e+11
Mars       4.370e+11
Jupiter    3.811e+11
Saturn     4.252e+11
Uranus     3.270e+11
Neptune    3.207e+11
Pluto      3.690e+11