Obs. : 2020-03-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    6.354e+08
Venus      5.966e+08
Earth      6.121e+08
Mars       6.178e+08
Jupiter    6.205e+08
Saturn     6.205e+08
Uranus     6.028e+08
Neptune    6.356e+08
Pluto      6.205e+08