Obs. : 2012-06-01
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.638e+11
Venus      4.638e+11
Earth      4.416e+11
Mars       4.826e+11
Jupiter    4.690e+11
Saturn     4.767e+11
Uranus     4.526e+11
Neptune    4.368e+11
Pluto      4.416e+11