Obs. : 2016-06-17
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.118e+11
Venus      4.109e+11
Earth      4.229e+11
Mars       4.203e+11
Jupiter    4.087e+11
Saturn     4.227e+11
Uranus     4.135e+11
Neptune    4.130e+11
Pluto      4.203e+11