Did you check out the SVG comparing telescope sizes that batbomb posted? The short answer is "you can build 'em a lot bigger" (or maybe "you can build 'em a lo

Did you check out the SVG comparing telescope sizes that batbomb posted? The short answer is "you can build 'em a lot bigger" (or maybe "you can build 'em a lot cheaper" if you prefer). These telescopes are gigantic and simply dwarf the James Webb Space Telescope. Adaptive optics have come a long way, too.