Obs. : 2016-03-27
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.643e+11
Venus      4.684e+11
Earth      4.716e+11
Mars       4.756e+11
Jupiter    4.622e+11
Saturn     4.744e+11
Uranus     4.643e+11
Neptune    4.684e+11
Pluto      4.676e+11