Obs. : 2024-02-22
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.801e+08
Venus      8.658e+08
Earth      8.452e+08
Mars       8.658e+08
Jupiter    8.684e+08
Saturn     8.862e+08
Uranus     8.586e+08
Neptune    8.868e+08
Pluto      8.577e+08