Obs. : 2022-05-28
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.162e+08
Venus      8.654e+08
Earth      7.439e+08
Mars       8.566e+08
Jupiter    8.566e+08
Saturn     8.105e+08
Uranus     8.355e+08
Neptune    8.566e+08
Pluto      7.740e+08