Obs. : 2024-10-05
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.027e+08
Venus      9.139e+08
Earth      1.008e+09
Mars       1.056e+09
Jupiter    1.052e+09
Saturn     1.008e+09
Uranus     1.044e+09
Neptune    1.008e+09
Pluto      9.519e+08