Obs. : 2023-02-06
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.029e+08
Venus      8.337e+08
Earth      9.333e+08
Mars       9.006e+08
Jupiter    8.364e+08
Saturn     8.520e+08
Uranus     8.673e+08
Neptune    8.344e+08
Pluto      9.029e+08