Obs. : 2023-08-16
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.082e+08
Venus      9.096e+08
Earth      9.417e+08
Mars       9.082e+08
Jupiter    9.235e+08
Saturn     9.453e+08
Uranus     9.235e+08
Neptune    9.404e+08
Pluto      9.368e+08