Obs. : 2024-06-18
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.164e+08
Venus      9.164e+08
Earth      8.816e+08
Mars       9.406e+08
Jupiter    9.203e+08
Saturn     9.144e+08
Uranus     9.349e+08
Neptune    9.353e+08
Pluto      8.792e+08