Obs. : 2024-12-30
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.080e+08
Venus      9.832e+08
Earth      9.493e+08
Mars       9.493e+08
Jupiter    1.009e+09
Saturn     1.008e+09
Uranus     1.064e+09
Neptune    1.036e+09
Pluto      9.380e+08