Obs. : 2023-08-12
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.358e+08
Venus      9.286e+08
Earth      9.581e+08
Mars       9.368e+08
Jupiter    9.565e+08
Saturn     9.544e+08
Uranus     9.531e+08
Neptune    9.613e+08
Pluto      9.340e+08