Obs. : 2024-08-25
Planet	Ly alpha (photons/cm^2/sec)
Mercury    1.088e+09
Venus      1.049e+09
Earth      9.875e+08
Mars       1.059e+09
Jupiter    1.036e+09
Saturn     9.875e+08
Uranus     1.022e+09
Neptune    9.910e+08
Pluto      9.902e+08