Obs. : 2023-01-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.807e+08
Venus      8.848e+08
Earth      9.001e+08
Mars       9.638e+08
Jupiter    9.400e+08
Saturn     9.029e+08
Uranus     9.743e+08
Neptune    9.400e+08
Pluto      8.758e+08