Obs. : 2024-09-04
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.662e+08
Venus      9.821e+08
Earth      1.116e+09
Mars       9.837e+08
Jupiter    1.001e+09
Saturn     1.116e+09
Uranus     1.052e+09
Neptune    1.109e+09
Pluto      1.072e+09