Obs. : 2022-09-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.263e+08
Venus      7.188e+08
Earth      8.435e+08
Mars       7.897e+08
Jupiter    8.350e+08
Saturn     8.321e+08
Uranus     8.016e+08
Neptune    8.435e+08
Pluto      8.105e+08