Obs. : 2024-10-04
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.993e+08
Venus      9.163e+08
Earth      1.039e+09
Mars       1.055e+09
Jupiter    1.066e+09
Saturn     1.039e+09
Uranus     1.066e+09
Neptune    1.054e+09
Pluto      9.788e+08