Obs. : 2026-09-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.312e+08
Venus      7.562e+08
Earth      7.698e+08
Mars       7.346e+08
Jupiter    7.287e+08
Saturn     7.570e+08
Uranus     7.495e+08
Neptune    7.638e+08
Pluto      7.782e+08