Guides to help with your Stargazing Adventure
Information on Galaxies, Stars, Constellations, Planets, Moons, Comets and Asteroids
Listen to Bernard Miller describe his journey into AstroPhotography and detail how he captured this stunning image of the Sculptor Galaxy.
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Drew Evans talks about his passion for astrophotography, the equipment used and tips for post processing image data.
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Hear D.j Van Bourgondien as he talks about using his Celestron EdgeHD 8″ telescope to capture this image of the Fireworks Galaxy
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Below are a selection of our Articles, to find more click on one of the sections above, or use the Menu at the top of the page.
Gravitational waves explained: sources, detectors (LIGO, Virgo, KAGRA, LISA), landmark discoveries, data analysis, and how to explore signals yourself.
A comprehensive 2025 guide to dark matter: evidence, ΛCDM, WIMPs and axions, direct/indirect detection, small-scale challenges, and the latest experimental limits.
All telescopes – and indeed, most optical devices – work by collecting light at the objective lens or primary mirror, and then converging these light rays into a spot called the focal plane. Particularly with eyepieces, it is basically inevitable that any telescope will have aberrations at the focal plane in some fashion, and they
