Obs. : 2026-01-06
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.262e+08
Venus      8.418e+08
Earth      7.749e+08
Mars       8.418e+08
Jupiter    7.860e+08
Saturn     8.775e+08
Uranus     8.628e+08
Neptune    8.775e+08
Pluto      8.568e+08