Author: Stuart Parkerson

Telescope Help Hotline
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Telescope Help Hotline

Why a telescope help hotline? Well, if you are new to amateur astronomy and you have bought a new telescope, you’ve probably found a plethora of advice online on how to use that telescope. And perhaps you are a bit overwhelmed? The team at Optical Structures, the parent company of […]

Stellarium Planetarium Software
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Stellarium Planetarium Software

Stellarium is an open-source planetarium software which renders 3D photo-realistic skies in real time displaying stars, constellations, planets, nebulae and more. Stellarium is licensed under the terms of the GNU General Public License version 2 and is available for Linux, Windows, and macOS. Stellarium provides a real-time view of what […]

Starizona Night Owl 0.4x SCT Reducer/Corrector
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Starizona Night Owl 0.4x SCT Reducer/Corrector

Starizona Night Owl offers a 0.4x SCT Reducer/Corrector with a 4-element reducer design to provide a wide field of view and fast focal ratio for deep-sky imaging, especially for real-time imaging, “electronically-assisted astronomy” or EAA. The Starizona Night Owl works with standard Schmidt-Cassegrain telescopes (not EdgeHD or ACF models). The […]

Dante and the Early Astronomer
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Dante and the Early Astronomer

In his recently released book, “Dante and the Early Astronomer: Science, Adventure, and a Victorian Woman Who Opened the Heavens,” Tracy Daugherty tells the story of Mary Acworth Evershed, a pioneering female amateur astronomer who was fascinated with Dante Alighieri. Daugherty is a professor emeritus of English and creative writing […]