Obs. : 2022-10-19
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.687e+08
Venus      8.687e+08
Earth      7.642e+08
Mars       7.754e+08
Jupiter    7.616e+08
Saturn     7.892e+08
Uranus     7.703e+08
Neptune    7.700e+08
Pluto      8.035e+08