Obs. : 2010-11-30
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.864e+11
Venus      3.712e+11
Earth      3.726e+11
Mars       3.864e+11
Jupiter    3.830e+11
Saturn     3.695e+11
Uranus     3.830e+11
Neptune    3.889e+11
Pluto      3.864e+11