Obs. : 2008-04-03
Planet     Ly alpha
Mercury    3.914e+11
Venus      3.943e+11
Earth      3.751e+11
Mars       3.695e+11
Jupiter    3.875e+11
Saturn     3.715e+11
Uranus     3.943e+11
Neptune    3.942e+11
Pluto      3.868e+11