Obs. : 2020-07-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    6.127e+08
Venus      6.203e+08
Earth      6.351e+08
Mars       6.059e+08
Jupiter    6.278e+08
Saturn     6.248e+08
Uranus     6.074e+08
Neptune    6.075e+08
Pluto      6.278e+08