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The thing about telescopes is that the mirror is the main component. Once that's built, you don't need to build new ones; you just need to swap out the instruments. There's nothing wrong with Hubble's mirror.
The thing about telescopes is that the mirror is the main component. Once that's built, you don't need to build new ones; you just need to swap out the instruments. There's nothing wrong with Hubble's mirror.
