Obs. : 2011-11-03
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.704e+11
Venus      4.704e+11
Earth      4.570e+11
Mars       4.455e+11
Jupiter    4.741e+11
Saturn     4.489e+11
Uranus     4.913e+11
Neptune    5.074e+11
Pluto      4.978e+11