That's because of three things:THe Yosemite Bear wrote:No worse is that the ship only HAS two fighters and managed to last as long as it did....
#1. The White Base was a pretty tough ship.
#2. With so many main characters, the ship had Character Shields from Hell.
#3. For a good portion of the One Year War, the Zeons were trying to capture the White Base. By the time that no longer became a concern, it was more often than not with an entire fleet.