Obs. : 2026-01-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.083e+08
Venus      7.920e+08
Earth      7.191e+08
Mars       8.083e+08
Jupiter    6.934e+08
Saturn     6.989e+08
Uranus     6.692e+08
Neptune    6.989e+08
Pluto      7.920e+08