Obs. : 2023-07-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.299e+08
Venus      9.374e+08
Earth      9.132e+08
Mars       9.374e+08
Jupiter    9.260e+08
Saturn     9.204e+08
Uranus     9.260e+08
Neptune    9.328e+08
Pluto      9.117e+08