Mauna Kea Observatory

The Mauna Kea Observatory is above 40% of the Earth’s atmosphere providing a clear window to the wonders of the universe.

Hawaii Discount and Hawaii Forest and Trail offer amazing Mauna Kea Observatory Tours.  Experience the sunset from 13,796 feet above sea level. Enjoy stargazing at the Onizuka Center for International Astronomy at the 9,200 ft level.  The Summit of Mauna Kea boasts the world’s largest and most sophisticated telescopes.