Obs. : 2015-11-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.466e+11
Venus      4.558e+11
Earth      4.776e+11
Mars       4.558e+11
Jupiter    4.613e+11
Saturn     4.399e+11
Uranus     4.642e+11
Neptune    4.508e+11
Pluto      4.214e+11