Obs. : 2023-07-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.068e+08
Venus      9.293e+08
Earth      9.073e+08
Mars       9.293e+08
Jupiter    8.968e+08
Saturn     9.311e+08
Uranus     8.716e+08
Neptune    9.309e+08
Pluto      9.260e+08