ScienceCast 137: A Telescope Bigger than a Galaxy

published 7 years ago

Telescope bigger than a galaxy. Presented by science at NASA. More than 400 years ago Galileo turned a primitive spyglass toward the sky. And in just a few nights learned more about the universe of unseen things then all of the scientists and philosophers before him. I combined. Since then astronomers have been guided by a simple imperative. Make bigger telescope. As the 20 first century. Folds. A power of optics has grown 1000000 full. Telescopes capped the highest mountains. Sprawl across desert's. Phil valleys and even fly through space. These modern giants provide crystal clear views of stars and galaxies billions of light years farther away than anything Galileo ever saw. Each breakthrough in size bringing a new and ...

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