Obs. : 2024-01-30
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.246e+08
Venus      9.012e+08
Earth      8.503e+08
Mars       9.246e+08
Jupiter    8.520e+08
Saturn     9.391e+08
Uranus     8.393e+08
Neptune    9.191e+08
Pluto      9.402e+08