Obs. : 2024-03-03
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.272e+08
Venus      8.446e+08
Earth      8.669e+08
Mars       8.446e+08
Jupiter    8.205e+08
Saturn     8.378e+08
Uranus     8.289e+08
Neptune    8.272e+08
Pluto      8.545e+08