Obs. : 2022-10-30
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.762e+08
Venus      7.973e+08
Earth      8.359e+08
Mars       7.760e+08
Jupiter    8.440e+08
Saturn     8.757e+08
Uranus     8.154e+08
Neptune    8.575e+08
Pluto      8.788e+08