About Dennis Mammana

Dennis Mammana

Dennis Mammana

For more than three decades, Dennis Mammana has shared the wonder and mystery of the cosmos with audiences around the world. With a B.A. in physics from Otterbein College and an M.S. in astronomy from Vanderbilt University, Mammana has held positions at the Smithsonian's National Air & Space Museum, the University of Arizona, and San Diego's Reuben H. Fleet Science Center. He now works as an astronomy writer, lecturer and photographer from under the clear dark skies of Southern California's Anza-Borrego Desert. Mammana is the author of six books on astronomy, hundreds of popular magazine and encyclopedia articles and, since 1992, has written "Stargazers," the only nationally syndicated weekly newspaper column on astronomy.

As an accomplished night-sky photographer, his stunning images have appeared in a variety of media and international exhibitions, and can be enjoyed at his website, www.dennismammana.com. He is an invited member of TWAN — The World At Night — an international team of the world's most highly acclaimed sky photographers.

A dynamic public speaker, Mammana has entertained and informed audiences on six continents at resorts, on cruise ships and as an after-dinner speaker, and leads public tours to view and photograph such celestial displays as the aurora borealis and total solar eclipses. He makes frequent appearances on both radio and television.

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Finding Mercury at Dawn Aug 16, 2018

Week of Aug. 19-25, 2018 For the past month or so, four of the five naked-eye planets have been beautifully stretched out across our evening sky: Venus, Mars, Jupiter and Saturn. Mercury, however, has been noticeably absent. Unlike brilliant Venus, ... Read More

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A Stellar Chinese Valentine's Day Aug 09, 2018

Week of Aug. 12-18, 2018 There's a wonderful Chinese story that tells of two lovers, a poor, orphaned cowherd and a young, beautiful weaving maiden who was the seventh daughter of the Emperor of Heaven. The two were separated and banished to the skie... Read More

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The Perseids Are Coming! Aug 02, 2018

Week of Aug. 5-11, 2018 August has arrived, and I'm one happy guy! One reason is that I can finally see an end coming to the searing desert heat where I live. For another, the night sky is particularly generous with its offerings. My favorite reason... Read More