Obs. : 2024-10-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.455e+08
Venus      9.806e+08
Earth      1.003e+09
Mars       9.106e+08
Jupiter    9.388e+08
Saturn     1.030e+09
Uranus     9.629e+08
Neptune    1.014e+09
Pluto      1.038e+09