Obs. : 2013-08-08
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.569e+11
Venus      3.765e+11
Earth      3.675e+11
Mars       3.569e+11
Jupiter    3.606e+11
Saturn     3.817e+11
Uranus     3.595e+11
Neptune    3.624e+11
Pluto      3.693e+11