Obs. : 2022-11-06
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.583e+08
Venus      7.757e+08
Earth      8.536e+08
Mars       8.560e+08
Jupiter    8.441e+08
Saturn     8.383e+08
Uranus     8.613e+08
Neptune    8.441e+08
Pluto      8.177e+08