Chromatic Aberration And Apochromatic Telescopes

Chromatic Aberration

Chromatic aberration is a pretty common hiccup in the world of lenses and optics. It’s that pesky issue where colors fail to focus on the same point, leading to those annoying color fringes around objects. What is Chromatic Aberration? Chromatic aberration, also known as “color fringing” or “purple fringing,” is a common optical problem that … Read more

Ethical Considerations In Space Imaging

Imagine a photograph of a distant galaxy. Swirls of light and dark, colors you’ve never seen before, stars scattered like diamonds across a velvet sky. It’s breathtaking, but is it merely a scientific record or is it art? I argue it’s both, and here’s why. Photography as a medium has always danced on the line … Read more

RedCat 91 WIFD Telescope Review

William Optics RedCat 91 APO Refractor

Manufacturer: William Optics Price: $2598 The RedCat 91 WIFD Telescope (expected release December 2024) promises to make quite a splash in the world of astrophotography. Released as a successor to the well-regarded RedCat 51, this telescope is designed for both enthusiasts and serious photographers who demand precision and quality in their celestial captures. So why … Read more

How Sensor Size Affects Image Framing

Full frame vs APS-C

In astrophotography, sensor size directly impacts how objects are framed and appear in the image, particularly when photographing celestial bodies, such as planets, stars, and nebulae. Let’s break down how these principles apply specifically to astrophotography. 1. Field of View (FOV) and Framing Celestial Objects For example, a 1000mm telescope on an APS-C sensor (1.5x … Read more

Getting Started With Astrophotography

Helix Nebula

Imagine harnessing the grandeur of the cosmos and capturing it through your lens. Astrophotography does just that: it’s the art of photographing celestial events and areas of the night sky. I’m here to guide you through the foundations of this enchanting pursuit. In astrophotography, enthusiasts venture into different domains, each with its unique charm. Wide-field … Read more

Astrophotography – Long or Short Exposures

Long Exposures or Short Exposures?

Astrophotography is a fascinating blend of art and science, drawing enthusiasts who marvel at the night sky and long to capture its beauty. Two primary methods to achieve stunning astrophotos are long exposures and short exposures. Understanding these techniques is essential to elevate the quality of your celestial images. Long exposures involve leaving the camera’s … Read more

OGMA AP24CCUV Camera Review

OGMA AP24CCUV

Manufacturer: OGMA Price: $2399 OGMA is a relatively unknown astrophotography camera and accessory manufacturer that is based in North Carolina. The company name comes from a yellow subgiant star in the constellation Hercules thought to have an orbiting exoplanet. The company’s mission statement boils down to making high quality equipment at an affordable price. OGMA’s … Read more

Astrophotography Etiquette

Astrophotography Etiquette

Astrophotography etiquette is all about showing respect, both to nature and to fellow photographers. This isn’t just about capturing stunning images. It’s about understanding the impact of our actions when we’re out there under the stars. Light pollution is a big concern. Even a small amount of stray light can ruin hours of work for … Read more

Northern Hemisphere Winter Astrophotography

Horsehead Nebula IC 434 and Flame Nebula

The winter solstice marks the longest night of the year, a perfect time for astrophotographers to capture the beauty of the night sky. It happens on or around December 21st in the northern hemisphere. This event means more hours of darkness, giving you prolonged opportunities to shoot stunning celestial bodies. Cold winter nights offer clearer … Read more

MiniCat51 WIFD Review

The More Compact MiniCat51

Manufacturer: William Optics Price: $898 The MiniCat51 heralds the next major development in compact telescope design. Already celebrated for its great optics and easy user experience, this new model pushes further on from the solid basis created by the RedCat 51 WIFD. And here it is—an article for all of us who enjoy capturing the … Read more