Obs. : 2022-07-12
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.961e+08
Venus      7.845e+08
Earth      8.537e+08
Mars       8.497e+08
Jupiter    8.511e+08
Saturn     8.702e+08
Uranus     8.216e+08
Neptune    8.739e+08
Pluto      8.537e+08