Obs. : 2022-04-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.038e+08
Venus      8.055e+08
Earth      7.534e+08
Mars       8.055e+08
Jupiter    8.351e+08
Saturn     8.055e+08
Uranus     7.906e+08
Neptune    8.351e+08
Pluto      7.883e+08