Obs. : 2026-01-26
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.281e+08
Venus      8.281e+08
Earth      8.558e+08
Mars       8.268e+08
Jupiter    9.022e+08
Saturn     8.680e+08
Uranus     9.144e+08
Neptune    8.680e+08
Pluto      8.268e+08