Obs. : 2024-01-25
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.779e+08
Venus      8.732e+08
Earth      8.369e+08
Mars       8.779e+08
Jupiter    9.424e+08
Saturn     9.326e+08
Uranus     9.424e+08
Neptune    9.408e+08
Pluto      8.809e+08