Look up into the night sky and see a million twinkling stars.
Southern Arizona has some of the clearest skies in the U.S.—about 350 nights of viewing a year. Tour some of the world’s most-respected observatories and enjoy the same “good seeing” as the pros.
Video: Kitt Peak
Welcome Kitt Peak National Observatory - home of the largest array of optical and radio telescopes in the world. In addition to conducting ground-breaking astronomical research, we are open to you through our Visitor Center programs. The Mayall 4-Meter telescope and dome are undergoing major maintenance and painting activities in 2016 summer. Binocular Stargazing may be for you if you cannot travel to Kitt Peak. Go to the Special Events area Click here for more information.
Video: Flandrau Science Center
Flandrau Science Center & Planetarium is undergoing a renovation of the planetarium theater that will transform the visitor experience. Since our state-of-the-art FullDome digital projection system debuted in 2014, thousands of visitors have been thrilled to fly through the solar system, visit planets, and discover the wonders of our world. Planetarium shows will resume in the newly renovated theater on August 26-27 with a lineup of exciting new FullDome shows.