Obs. : 2022-10-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.575e+08
Venus      8.503e+08
Earth      7.757e+08
Mars       8.284e+08
Jupiter    7.713e+08
Saturn     7.844e+08
Uranus     7.960e+08
Neptune    7.713e+08
Pluto      7.912e+08