Obs. : 2015-11-01
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.838e+11
Venus      4.507e+11
Earth      4.169e+11
Mars       4.507e+11
Jupiter    4.507e+11
Saturn     4.821e+11
Uranus     4.290e+11
Neptune    4.431e+11
Pluto      4.712e+11