Obs. : 2007-12-25
Planet     Ly alpha
Mercury    3.959e+11
Venus      3.685e+11
Earth      3.650e+11
Mars       3.671e+11
Jupiter    3.864e+11
Saturn     3.571e+11
Uranus     3.858e+11
Neptune    3.922e+11
Pluto      3.864e+11