Obs. : 2023-08-01
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.156e+08
Venus      9.156e+08
Earth      9.266e+08
Mars       9.145e+08
Jupiter    9.324e+08
Saturn     9.266e+08
Uranus     9.324e+08
Neptune    9.365e+08
Pluto      9.119e+08