Obs. : 2010-10-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.602e+11
Venus      3.809e+11
Earth      3.858e+11
Mars       3.809e+11
Jupiter    3.872e+11
Saturn     3.602e+11
Uranus     3.872e+11
Neptune    3.894e+11
Pluto      3.921e+11