Obs. : 2023-04-01
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.843e+08
Venus      8.872e+08
Earth      8.873e+08
Mars       8.939e+08
Jupiter    8.840e+08
Saturn     8.950e+08
Uranus     8.872e+08
Neptune    8.911e+08
Pluto      8.919e+08