Obs. : 2024-06-23
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.274e+08
Venus      9.274e+08
Earth      9.404e+08
Mars       9.053e+08
Jupiter    9.132e+08
Saturn     9.995e+08
Uranus     9.004e+08
Neptune    9.995e+08
Pluto      9.712e+08