University of Hawaii President David Lassner, left, speaks at a news conference on Tuesday, Oct. 30, 2018 in Honolulu accompanied by state Board of Land and Natural Resources Chairwoman Suzanne Case, second from left, Attorney General Russell Suzuki,second from right, and Hawaii Gov. David Ige, right, regarding a Hawaii Supreme Court ruling upholding a decision to grant a permit for the construction of the Thirty Meter Telescope on Mauna Kea. The state Supreme Court’s 4-1 ruling is a victory for the contentious Thirty Meter Telescope planned for Hawaii’s tallest mountain. (AP Photo/Audrey McAvoy)
HOLLYN JOHNSON/Tribune-Herald file photo An ahu built by opponents of the Thirty Meter Telescope sits on a road to the TMT site on Maunakea. The W.M. Keck and Subaru observatories are seen on a pu'u in the background.
After facing years of setbacks from protests and legal challenges, the Thirty Meter Telescope cleared its last major hurdle Tuesday before the Hawaii Supreme Court.