Obs. : 2024-02-06
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.803e+08
Venus      8.907e+08
Earth      9.154e+08
Mars       8.907e+08
Jupiter    8.634e+08
Saturn     8.598e+08
Uranus     8.659e+08
Neptune    8.495e+08
Pluto      8.907e+08