Obs. : 2016-09-05
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.252e+11
Venus      4.243e+11
Earth      4.257e+11
Mars       4.118e+11
Jupiter    4.243e+11
Saturn     4.133e+11
Uranus     4.310e+11
Neptune    4.200e+11
Pluto      4.144e+11