Obs. : 2010-06-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.858e+11
Venus      3.801e+11
Earth      3.660e+11
Mars       3.878e+11
Jupiter    3.727e+11
Saturn     3.885e+11
Uranus     3.727e+11
Neptune    3.606e+11
Pluto      3.685e+11