Obs. : 2025-03-25
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.109e+08
Venus      9.109e+08
Earth      8.685e+08
Mars       8.662e+08
Jupiter    8.430e+08
Saturn     9.109e+08
Uranus     8.442e+08
Neptune    9.109e+08
Pluto      9.221e+08