Obs. : 2011-08-19
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.792e+11
Venus      3.847e+11
Earth      3.935e+11
Mars       3.831e+11
Jupiter    3.820e+11
Saturn     3.982e+11
Uranus     3.855e+11
Neptune    3.880e+11
Pluto      3.979e+11