Obs. : 2008-09-05
Planet     Ly alpha
Mercury    3.773e+11
Venus      3.773e+11
Earth      3.805e+11
Mars       3.773e+11
Jupiter    3.839e+11
Saturn     3.638e+11
Uranus     3.744e+11
Neptune    3.805e+11
Pluto      3.856e+11