Physical Science

I have been an avid astronomer for a number of years now, when I first started observing the heavens I concentrated on moons and planets within our solar system. But it wasn’t long before my curiosity (and experience) grew enough…
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As far back as I can remember I have had a powerful interest in Astronomy. For years I longed to probe the mysteries of the heavens but lacked the proper equipment to do so, that is until I laid eyes on the sleek…
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Space junk refers to the growing collection of debris, waste, and other artificially produced detritus in Earth orbit – essentially, the refuse and by-products of fifty years of space flight. The growing problem of space junk is particularly serious because,…
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An Overview on Comets For centuries comets they have fascinated and enthralled us, being the inspiration for artists, story-tellers and scientists alike. Sweeping across the sky in brilliant definition, comets are something everyone recognises. Composition: Composed of a mixture of…
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There is a lot of talk lately about when a human being might first set foot on a planet other than Earth. For most of the past half century, most people would have agreed that if and when that event…
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Facts about Asteroids Asteroids are bodies composed of metallic and rocky materials and ranging in different sizes, from tens of feet to hundreds of miles. Most of these asteroids are found orbiting the Sun between Mars and Jupiter, a region…
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Dyson Spheres and the Search for Extraterrestrial Intelligence Imagine a future Earth where the population has grown so huge that there simply isn’t enough energy to go around. Not even enough to boil a kettle. Writing in ‘Science’ in 1960,…
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The first time I used a CG-4 mount was in conjunction with my first telescope, it was many years ago and I lacked the experience to really get the most out of it, in fact my initial frustrations with it…
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Solar neutrinos are neutrinos which are produced in the Sun by nuclear fusion. Most of the neutrinos which reach and pass through the Earth today originate in our Sun – that is, they are solar neutrinos. – About Neutrinos –…
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The eyepiece is around 4 inches long and 1.25 inches in diameter so it will fit in any standard telescope. The body of the eyepiece is a cheap black plastic and there’s a hole in the side with a small…
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