Bad, but not totally unexpected.
Just as Starfox Adventures was becoming within reach, it's US launch date has been put back again. Although no reason was given, the new "date" is now:
10th September 2002
Whether you choose to believe that or not is up to you. The only consolation is that it's now quite likely to get a simultaneous EU/US launch date, as the Gamecube will have been well established in all three territories by then.
Why don't you increase you misery now by looking at more gorgeous screenshots of the game;