Obs. : 2022-10-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.174e+08
Venus      7.904e+08
Earth      8.450e+08
Mars       8.610e+08
Jupiter    8.388e+08
Saturn     8.307e+08
Uranus     8.480e+08
Neptune    8.388e+08
Pluto      8.226e+08