Obs. : 2020-09-22
Planet	Ly alpha (photons/cm^2/sec)
Mercury    6.195e+08
Venus      6.563e+08
Earth      6.381e+08
Mars       6.381e+08
Jupiter    6.246e+08
Saturn     6.246e+08
Uranus     6.431e+08
Neptune    6.274e+08
Pluto      6.246e+08