Obs. : 2022-10-27
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.992e+08
Venus      8.135e+08
Earth      8.059e+08
Mars       7.596e+08
Jupiter    8.205e+08
Saturn     8.683e+08
Uranus     7.909e+08
Neptune    8.205e+08
Pluto      8.784e+08