Obs. : 2022-09-17
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.211e+08
Venus      8.081e+08
Earth      7.655e+08
Mars       7.549e+08
Jupiter    7.655e+08
Saturn     8.042e+08
Uranus     7.496e+08
Neptune    7.755e+08
Pluto      8.124e+08