Obs. : 2022-12-17
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.352e+08
Venus      8.468e+08
Earth      8.398e+08
Mars       8.398e+08
Jupiter    8.328e+08
Saturn     8.263e+08
Uranus     8.315e+08
Neptune    8.319e+08
Pluto      8.268e+08