Obs. : 2023-01-06
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.907e+08
Venus      8.869e+08
Earth      9.235e+08
Mars       9.483e+08
Jupiter    8.963e+08
Saturn     8.867e+08
Uranus     9.283e+08
Neptune    8.875e+08
Pluto      8.907e+08