Obs. : 2010-09-27
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.811e+11
Venus      3.869e+11
Earth      3.906e+11
Mars       3.869e+11
Jupiter    3.914e+11
Saturn     3.844e+11
Uranus     3.914e+11
Neptune    3.883e+11
Pluto      3.895e+11