Obs. : 2022-10-23
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.149e+08
Venus      8.560e+08
Earth      7.620e+08
Mars       7.446e+08
Jupiter    7.748e+08
Saturn     7.955e+08
Uranus     7.502e+08
Neptune    7.748e+08
Pluto      8.169e+08