Obs. : 2023-03-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.752e+08
Venus      8.973e+08
Earth      9.577e+08
Mars       9.115e+08
Jupiter    8.903e+08
Saturn     8.683e+08
Uranus     8.977e+08
Neptune    8.763e+08
Pluto      8.592e+08