Obs. : 2011-01-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.594e+11
Venus      3.607e+11
Earth      3.663e+11
Mars       3.641e+11
Jupiter    3.649e+11
Saturn     3.679e+11
Uranus     3.649e+11
Neptune    3.659e+11
Pluto      3.594e+11