Obs. : 2024-10-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.636e+08
Venus      9.147e+08
Earth      9.367e+08
Mars       9.994e+08
Jupiter    9.773e+08
Saturn     9.258e+08
Uranus     9.530e+08
Neptune    9.367e+08
Pluto      8.991e+08