Obs. : 2010-06-15
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.853e+11
Venus      3.841e+11
Earth      3.663e+11
Mars       3.918e+11
Jupiter    3.694e+11
Saturn     3.930e+11
Uranus     3.694e+11
Neptune    3.615e+11
Pluto      3.694e+11