Obs. : 2025-01-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.016e+08
Venus      1.015e+09
Earth      9.439e+08
Mars       9.439e+08
Jupiter    9.911e+08
Saturn     1.025e+09
Uranus     1.000e+09
Neptune    1.025e+09
Pluto      9.807e+08