Obs. : 2013-06-03
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.249e+11
Venus      4.249e+11
Earth      4.324e+11
Mars       4.311e+11
Jupiter    4.254e+11
Saturn     4.320e+11
Uranus     4.465e+11
Neptune    4.403e+11
Pluto      4.324e+11