Obs. : 2024-09-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.445e+08
Venus      9.559e+08
Earth      1.068e+09
Mars       9.985e+08
Jupiter    1.035e+09
Saturn     1.068e+09
Uranus     1.070e+09
Neptune    1.080e+09
Pluto      1.018e+09