Astronomy Tourism: Photos from Arizona's Kitt Peak Observatories

McMath-Pierce Solar Telescope

Megan Gannon

A map of the McMath-Pierce Solar Telescope hangs inside the observatory where researchers look at high-resolution images of the sun.

Orion and Sirius Over Hiltner Telescope

Megan Gannon

The constellation Orion and Sirius, the brightest star in the night sky, can be spotted in this shot, taken by's Megan Gannon in front of the MDM Observatory's 2.4-meter Hiltner telescope atop Kitt Peak in the Arizona desert on March 17, 2014.

Kitt Peak National Observatory

Megan Gannon

Kitt Peak National Observatory and the night sky as seen on the night of March 17, 2014 by's Megan Gannon at Kitt Peak, Arizona.

Kitt Peak National Observatory, 1993


This 1993 aerial photograph of the Kitt Peak mountain, some 50 miles WSW of Tucson, Arizona, shows the then current state of the large collection of telescopes maintained and operated by the National Optical Astronomy Observatory.

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Megan Gannon Contributing Writer

Megan has been writing for Live Science and since 2012. Her interests range from archaeology to space exploration, and she has a bachelor's degree in English and art history from New York University. Megan spent two years as a reporter on the national desk at NewsCore. She has watched dinosaur auctions, witnessed rocket launches, licked ancient pottery sherds in Cyprus and flown in zero gravity on a Zero Gravity Corp. to follow students sparking weightless fires for science. Follow her on Twitter for her latest project.