Obs. : 2020-04-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    6.372e+08
Venus      6.026e+08
Earth      6.212e+08
Mars       6.310e+08
Jupiter    6.305e+08
Saturn     6.310e+08
Uranus     6.254e+08
Neptune    6.372e+08
Pluto      6.305e+08