Obs. : 2011-07-30
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.066e+11
Venus      4.008e+11
Earth      4.117e+11
Mars       3.971e+11
Jupiter    3.951e+11
Saturn     4.039e+11
Uranus     4.019e+11
Neptune    4.095e+11
Pluto      4.094e+11