Obs. : 2022-08-20
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.215e+08
Venus      7.991e+08
Earth      7.240e+08
Mars       7.379e+08
Jupiter    7.209e+08
Saturn     7.389e+08
Uranus     7.330e+08
Neptune    7.240e+08
Pluto      7.701e+08