Obs. : 2020-09-06
Planet	Ly alpha (photons/cm^2/sec)
Mercury    6.005e+08
Venus      6.268e+08
Earth      6.313e+08
Mars       6.322e+08
Jupiter    6.196e+08
Saturn     6.196e+08
Uranus     6.368e+08
Neptune    6.322e+08
Pluto      6.196e+08