Hawaii has approved a plan to build the world's largest telescope on top of Mauna Kea. Here's a preview.
Eye in the sky
Hawaii's Board of Land and Natural Resources has approved a plan by California and Canadian universities to build the world's largest optical telescope at the summit of Mauna Kea, a dormant volcano in Hawaii.
With construction costs expected to surpass $1 billion, the Thirty Meter Telescope (TMT), seen here in this artist's impression, will be able to observe planets outside our solar system.