Larry Sessions


Larry Sessions writes for EarthSky about astronomy and other topics related to physical science, emphasizing observations that can be made with little or no equipment. He also writes and maintains his own astronomy website, as well as class websites for the classes he teaches. His North American Skies website has earned a one of “Ten Cool Sites” recognition by the Exploratorium, and the Griffith Observatory Star Award.

A former planetarium director in Little Rock, Fort Worth and Denver, Larry currently is an adjunct faculty member at Metropolitan State College of Denver, and at the Community College of Aurora (Colorado). He also is a longtime member of “Solar System Ambassadors” program of NASA’s Jet Propulsion Laboratory. For six years he has been a contributing writer for the Sky Calendar on, and formerly was the managing editor at the Denver Museum of Natural History, as well as for the award-winning “Weather Guide” calendar from Accord Publishing. His articles have appeared in numerous publications including Sky & Telescope, Astronomy and Rolling Stone. His small book on world star lore, Constellations, was published by Running Press.

Larry is a member of the Royal Astronomical Society of Canada and the SouthWestern Association of Plantariums. He lives in Denver with his wife, Marlene, and their two dogs, Mikatsuki (“New Moon”) and Sachiko (“Joyful Child”).

Contact us.