Product reviews: Celestron 6x30 Finderscope
By: Matt Kelly
Most die-hard astronomers (or geeks as we're otherwise known) will own a selection of telescopes at any one time, each performing a different role. You'll have the little refractor that's easy to transport and take on holidays, you'll have the larger refractor that gives great...
Basics of astronomy
By: Matt Kelly
Absolutely anyone can take part in Astronomy thanks to the invention and utilisation of a few basic yet highly effective tools, all of which will fit neatly in an average backpack. . Binoculars, big or small, cheap or expensive a pair of hand held binoculars will...
Product reviews: 26mm Skywatcher Plossl
By: Matt Kelly
Over the years I have been lucky enough to get a look through quite an extensive array of eyepieces of all different shapes and sizes, but never have I been so consistently impressed than I am with the Skywatcher Plossl, supposedly a bog standard Ep...
Which of the twelve key questions posed by the National Research Council's SSE Survey is the most important?
By: D. Vogt
In 2002, NASA and the National Research Council, at the National Academy of Science, attempted to throw open the doors of publicly organized space science research through the Solar System Exploration Survey, also known as the SSE Survey. Anyone was allowed to provide input, although...
Primary vs. secondary cosmic rays
By: D. Vogt
The difference between primary and secondary cosmic rays is essentially one of convenient classification rather than of fundamental type: primary cosmic rays are those which are created by external sources like our own Sun, while secondary cosmic rays are those which are created when primary...
Product reviews: Celestron Dual Axis Motor Drive for CG-4
By: Matt Kelly
I have been watching the stars for many a year now, pushing further and further into the cosmos in an attempt to uncover the untouchable beauty of the heavens, more recently I have yearned for a way to record what I see so that I...
Product reviews: TAL x3 Barlow
By: Matt Kelly
Sometimes it really does pay to be frugal, in a hobby that not only requires a considerable investment of time but also slurps down cold hard cash like the world is ending. Since starting out in this hobby I have sunk enough money into astronomy...
What was the Arecibo Broadcast?
By: D. Vogt
The Arecibo Broadcast was a message broadcast from the massive Arecibo Observatory in Puerto Rico, in 1974, to the M13 globular star cluster. It will reach that cluster in about 25,000 years, although, of course, it is not known whether anyone will be there...
Debunking the erroneous Mars email about its closeness to Earth
By: D. Vogt
For several years now, rumours have been circulating through emails and on blogs that the planet Mars is currently undergoing an exceptionally close approach to the planet Earth, at the closest point of which it will be as large in our night sky as the...
The prospect of life in outer space
By: D. Vogt
When talking about the prospect of life in outer space, we are actually referring to three separate issues: the prospect of permanent human life away from Earth, the prospect of extraterrestrial life of any kind (i.e. primitive and non-intelligent species), and the prospect of...

 

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