Obs. : 2014-09-30
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.804e+11
Venus      3.750e+11
Earth      3.964e+11
Mars       4.036e+11
Jupiter    3.996e+11
Saturn     3.879e+11
Uranus     3.964e+11
Neptune    4.048e+11
Pluto      4.056e+11