Obs. : 2026-02-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.892e+08
Venus      7.896e+08
Earth      7.721e+08
Mars       7.933e+08
Jupiter    7.435e+08
Saturn     7.797e+08
Uranus     7.478e+08
Neptune    7.797e+08
Pluto      7.888e+08