Obs. : 2024-09-16
Planet	Ly alpha (photons/cm^2/sec)
Mercury    1.083e+09
Venus      1.033e+09
Earth      8.991e+08
Mars       1.046e+09
Jupiter    1.022e+09
Saturn     8.991e+08
Uranus     1.013e+09
Neptune    9.177e+08
Pluto      9.235e+08