Obs. : 2012-07-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.092e+11
Venus      4.498e+11
Earth      4.277e+11
Mars       3.814e+11
Jupiter    4.535e+11
Saturn     3.775e+11
Uranus     4.559e+11
Neptune    4.465e+11
Pluto      4.043e+11