Obs. : 2016-03-17
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.437e+11
Venus      4.414e+11
Earth      4.225e+11
Mars       4.251e+11
Jupiter    4.217e+11
Saturn     4.277e+11
Uranus     4.378e+11
Neptune    4.414e+11
Pluto      4.300e+11