There has been talk of using twin telescopes on opposite sides of the Moon that could be linked together, so that they are pointed at the same target at precisely the same time. Combine the information from each, and the image would be equivalent in sharpness to that from a single telescope as big as the Moon’s diameter—2,000 miles across. Such a lunar telescope could map surfaces of distant planets orbiting other stars. They would likely discover some planets that have their own continents and oceans as on Earth. Given of course, that we ever decide to visit the moon again. And I would hate to be the person that has to occasionally clean the lenses… (Excerpted from Kids Discover Moon Exploration)
