Obs. : 2023-08-17
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.040e+08
Venus      9.034e+08
Earth      9.343e+08
Mars       9.040e+08
Jupiter    9.205e+08
Saturn     9.391e+08
Uranus     9.205e+08
Neptune    9.298e+08
Pluto      9.339e+08