Obs. : 2016-05-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.124e+11
Venus      4.124e+11
Earth      4.055e+11
Mars       4.041e+11
Jupiter    4.052e+11
Saturn     4.041e+11
Uranus     4.092e+11
Neptune    4.001e+11
Pluto      4.044e+11