Obs. : 2020-08-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    6.075e+08
Venus      6.513e+08
Earth      6.262e+08
Mars       6.356e+08
Jupiter    6.127e+08
Saturn     6.127e+08
Uranus     6.403e+08
Neptune    6.262e+08
Pluto      6.127e+08