Obs. : 2024-01-13
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.699e+08
Venus      8.828e+08
Earth      9.468e+08
Mars       8.699e+08
Jupiter    9.074e+08
Saturn     8.894e+08
Uranus     9.110e+08
Neptune    9.030e+08
Pluto      8.613e+08