Obs. : 2022-07-01
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.844e+08
Venus      7.711e+08
Earth      7.351e+08
Mars       7.405e+08
Jupiter    7.115e+08
Saturn     7.190e+08
Uranus     7.545e+08
Neptune    7.074e+08
Pluto      7.262e+08