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A richly illustrated field guide and technical reference for understanding, observing, and capturing the Sun in H-alpha, white light, and Calcium-K.
Mark Johnston has written the book the solar community has needed for years. After 25 years in precision solar optics, I came away having learned something new on nearly every page, and the technical accuracy is excellent. Essential reading for beginners and experienced observers alike. In short... Mark Johnston has assembled the definitive solar imaging reference guide.
— Andy Lunt, Founder and CEO, Lunt Solar Systems
Quite simply, the most complete guide to solar observing that I have seen. Authoritative, practical and impressively disciplined.
— Astronomy Now, UK's largest astronomy magazine
How to Buy
Who this book is for
Whether you're at the eyepiece, behind the camera, or educating the public, this handbook meets you where you are.
Understand prominences, filaments, plage, fibrils, sunspots, flare ribbons, and active regions — and know what you're looking at in real time.
Learn sampling, seeing strategy, capture timing, stacking, sharpening, inversion, and feature-specific workflows by wavelength.
Use the Sun as a dynamic, changing object that reveals magnetic structure in real time — endlessly engaging for audiences of all ages.
What you will learn
Equipment, filter, camera, and workflow guidance grounded in actual use
Capture guidance tied to how quickly solar features evolve and your aperture
Comprehensive coverage on seeing, atmospheric dispersion, and airmass effects
17 Case Studies that train the eye to recognize patterns and understand the temporal and magnetic nature of what you see
Complete troubleshooting guide for observers and imagers
Fully illustrated treatment of stacking, sharpening, deconvolution, processing and presentation
What makes it unique
A practical H-alpha field guide for both the disk and limb, based on real observations, not textbook descriptions
Over 300 high-resolution solar images — no generic filler diagrams
Natural and inverted processing examples throughout
Free practice datasets so readers can follow along with every workflow
An unusually detailed treatment on Calcium-K filters and imaging
Up-to-date Buyers Guide to solar telescopes, filters, and cameras
Specialty topic coverage: ISS transit capture, spectroheliographs, automated prominence alerts, and more
Comments from the Experts
"Mark Johnston's detailed and encyclopedic work on solar observing and imaging fills a huge vacancy in the literature of the astronomy world."
— David J Eicher, Editor emeritus, Astronomy Magazine
"A very well-written book, with information useful to both beginners and seasoned solar astronomers. The extensive imaging guidance will help readers improve their results" — Mark Wagner, CEO of Solar Spectrum Filters and former chief designer at Daystar Filters
"An excellent resource for beginner and advanced solar imagers alike, from equipment to processing techniques to the basics of heliophysics — this book has you covered" — Filip Szczerek, creator of ImPPG
"Really well written, easy to follow, yet extremely comprehensive!" — Emil Kraaikamp, creator of AutoStakkert!
"This book is EPIC." — Dylan O'Donnell, astronomer and astrophotographer
Each and every page is chocked full of invaluable and relevant solar imaging and observing information for both novice and advanced solar enthusiasts... His insights on complicated topics were astute and detailed, yet presented in a manner that could be comprehended by the most rank beginner. — John O'Neal, Associate Editor, Amateur Astronomy Magazine, Co-founder, SOLARACTIVITY Facebook group
"An Incredible Book for Solar Photographers and Observers" — Miguel Claro, professional astrophotographer, communicator and author
Amazon Reviewers
“This book is like having your own mentor sitting next to you and practically holding your hand as you take a new journey to our closest star.”
“For someone new to solar observing, this book provides a clear path forward. For more experienced imagers, it is a detailed reference that fills in gaps and helps refine technique.”
“I’ve been waiting for a comprehensive yet practical, accessible, and up-to-date reference book for amateurs on solar observing and solar imaging for years. It finally arrived, and it doesn’t disappoint.”
“I purchased both the hard copy and the PDF version.… I wish more technical books rose to this level of functionality. Worth every penny.”
“For those familiar with other literature for amateur astronomers, the closest thing I can compare this handbook to is The Backyard Astronomer’s Guide, which belongs on the shelf of every amateur astronomer.… Now we have something similar for lovers of the daytime sky and its brightest star.”
Look inside the book
Six sample pages from the 366 page handbook
Frequently Asked Questions
What editions are available?
Amazon softcover everywhere Amazon sells, searchable PDF (identical content), and a signed copy + PDF bundle (2 separate price points due to high international shipping costs).
Is the PDF searchable?
Yes — the PDF edition is fully text-searchable and optimized for use as a digital reference on tablets and laptops.
Do I need to be an imager to use this book?
Not at all. The book was written for both visual observers and imagers. Only 19 of its 53 chapters focus primarily on imaging; the rest cover solar features, observing, equipment, safety, solar physics, and practical interpretation.
What solar filters does the book cover?
H-alpha, white light, and calcium K — with equipment and workflow guidance specific to each.
Can I order a signed copy?
Yes — signed copies are available directly through this site for bundle buyers. See the editions section above.
Do you ship internationally?
Yes. Bundle buyers can get a signed copy + PDF for $30 more than US buyers due to international shipping costs. International readers may prefer the PDF edition for fast delivery and lower cost. Amazon sells the softcover version internationally in many markets.
Where do I download practice data?
Practice datasets are available via the button above and through a dedicated library page linked from there.
Edition
Amazon softcover
PDF edition
Signed softcover + PDF bundle
Best for
Best for fast delivery, easy checkout, and international readers
Searchable reference for tablets and laptops
Collectors, gifts, and direct author support
Best overall value