Obs. : 2015-10-26
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.399e+11
Venus      4.226e+11
Earth      4.273e+11
Mars       4.250e+11
Jupiter    4.226e+11
Saturn     4.657e+11
Uranus     4.601e+11
Neptune    4.769e+11
Pluto      4.856e+11