Obs. : 2011-05-12
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.116e+11
Venus      4.116e+11
Earth      4.082e+11
Mars       4.116e+11
Jupiter    4.116e+11
Saturn     3.978e+11
Uranus     4.149e+11
Neptune    4.121e+11
Pluto      4.099e+11