Obs. : 2022-09-12
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.053e+08
Venus      7.709e+08
Earth      8.372e+08
Mars       7.845e+08
Jupiter    8.372e+08
Saturn     8.907e+08
Uranus     7.978e+08
Neptune    8.372e+08
Pluto      8.911e+08