Obs. : 2026-03-25
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.426e+08
Venus      7.606e+08
Earth      7.806e+08
Mars       7.426e+08
Jupiter    7.883e+08
Saturn     7.450e+08
Uranus     7.723e+08
Neptune    7.450e+08
Pluto      7.427e+08