Obs. : 2020-08-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    6.313e+08
Venus      6.518e+08
Earth      6.389e+08
Mars       6.483e+08
Jupiter    6.435e+08
Saturn     6.427e+08
Uranus     6.538e+08
Neptune    6.389e+08
Pluto      6.427e+08