Obs. : 2026-01-13
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.252e+08
Venus      8.126e+08
Earth      7.079e+08
Mars       8.252e+08
Jupiter    6.992e+08
Saturn     7.367e+08
Uranus     6.914e+08
Neptune    7.367e+08
Pluto      8.126e+08