Obs. : 2022-07-08
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.975e+08
Venus      7.896e+08
Earth      8.364e+08
Mars       8.431e+08
Jupiter    8.861e+08
Saturn     8.709e+08
Uranus     8.120e+08
Neptune    8.920e+08
Pluto      8.364e+08