Obs. : 2011-03-11
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.861e+11
Venus      4.179e+11
Earth      4.080e+11
Mars       4.010e+11
Jupiter    3.783e+11
Saturn     4.115e+11
Uranus     3.861e+11
Neptune    4.089e+11
Pluto      4.163e+11