Last time, the Ice God Project had been disapproved because of the time cost and the huge investment.
After all, the Flying Star Sector was a relatively loose civilization made of starships. Every starship was a small government itself. When so many governments were added together, nothing could be organized.
Without a powerful central government to concentrate the necessary resources on the projects that were really important, how could a piece of stellar magical equipment such as a planetary warship be built?
Besides, the threat of the space pirates had been right next to them and need to be addressed within a couple of years. There was no time for them to develop slowly.