Astrophotography Workshop

A bearded man wearing a teal shirt and black star-patterned bandana around his neck sits outdoors in warm evening light.
Join expert, Don Riddle, to learn the basics of astrophotography. Learn the properties of various camera exposure times and composition.

Don Riddle

About Don Riddle

Don Riddle is a retired Marine officer and former business owner with a passion for landscape and night photography. With a wealth of experience in both military service and entrepreneurship, Don has seamlessly transitioned into a fulfilling retirement, dedicating the last 9 years to sharing his expertise with others.

Known for his love of the great outdoors, Don has become a valued volunteer for the National Park Service, specializing in Milky Way photography. His primary teaching ground has been the enchanting Great Basin National Park, where he imparts his knowledge to eager learners. Over time, he has expanded his teaching to other breathtaking locations like Capital Reef, Bryce Canyon, Cedar Breaks National Monument, Devils Tower, and other National Parks and Monuments.

One distinctive aspect of Don's mission is his annual motorcycle journey out west. As he rides through the scenic landscapes, he combines his passion for teaching with a love for adventure, camping, and hiking. Along the way, he captures the beauty of the natural world through his lens, creating stunning photographic memories that reflect the majesty of the national parks.

Beyond the technical aspects of photography, Don finds immense joy in sharing his love for the parks and the night skies. His classes are not just about taking pictures; they are an immersive experience designed to instill a deep appreciation for the wonders of our planet and the cosmos. Through patient guidance and a genuine enthusiasm for his subject matter, Don inspires others to discover the magic of the night skies and the beauty that nature has to offer.

In every aspect of his retired life, Don embodies the spirit of adventure, education, and community. Through his dedication to teaching and his commitment to preserving the natural wonders of our world, he leaves an indelible mark on both his students and the landscapes he so passionately captures.

 
A star-filled night sky with the Milky Way above silhouetted conifer trees and a small pavilion illuminated in red light.
Discover how to capture the Milky Way and create images like this one with guidance from astrophotography expert Don Riddle.

NPS Photo / Don Riddle

Workshop Overview

Unlock the cosmos with our introductory astrophotography course at Cedar Breaks National Monument. Here, you will learn to capture the stunning beauty of the night sky in one of the most pristine stargazing locations in the country. During this workshop, participants will become acquainted with the properties of various camera formats, exposure times, and composition. Join us from 8 PM to 11 PM on September 3rd to 5th to discover the art of photographing celestial wonders while immersed in breathtaking landscapes and expert guidance.

Required Materials:

  • Camera: DSLR or Mirrorless
  • Wide angle lens (stock lenses are suitable for this workshop. An f stop lower than 3.2 is preferred)
  • Tripod
  • Red-light headlamp
  • Extra memory card
  • Extra batteries, if possible
  • Warm Clothing
  • Thumb drive

Recommended Materials:

  • Remote shutter control
  • Camp chair

How to Register

Visit our page on Eventbrite to register for the free Astrophotography Workshop. You will receive a confirmation email with more details after registration.
Space is limited to 25 astrophotography students. You will receive a confirmation email with more details after registration.

Last updated: August 27, 2026

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Contact Info

Mailing Address:

Cedar Breaks National Monument: Administrative Office
2460 West Highway 56 Suite #6

Cedar City, UT 84720

Phone:

(435) 986-7120

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