Obs. : 2008-06-21
Planet     Ly alpha
Mercury    3.732e+11
Venus      3.701e+11
Earth      3.760e+11
Mars       3.755e+11
Jupiter    3.760e+11
Saturn     3.775e+11
Uranus     3.712e+11
Neptune    3.733e+11
Pluto      3.801e+11