Obs. : 2024-08-31
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.617e+08
Venus      9.328e+08
Earth      1.027e+09
Mars       1.056e+09
Jupiter    1.073e+09
Saturn     1.027e+09
Uranus     1.098e+09
Neptune    1.045e+09
Pluto      9.570e+08