Astronomy news, reviews & opinion.

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James Mackay has kindly submitted his review of the new Baader 8-24 Hyperion Zoom eyepiece :Faced with limited space in the family car when we go camping and the inevitable “Why don’t we leave the scope behind?” question I decided it was time to rationalise my collection of eyepieces. I have a case full of [...]

Martin Bradley of AstroPixels has taken the opportunity to compare his Skywatcher Evostar 120 ED PRO with the William Optics FLT 110 that he is currently reviewing for Guidescope:I have been very pleased with my Evostar 120 ED PRO but haven’t had another quality apochromat for comparison. Now I have! The [...]

This useful guide to filters was compiled by Gary O’Connor of the Stargazerslounge astronomy forum.“I’ve been on my sickbed (well my sicksofa actually) the last couple of days bored stiff with only a laptop for company, so I’ve compiled this guide to planetary filters from various sites and Usenet etc.”Nice one Gaz! [...]

Martin Bradley of AstroPixels is currently testing the William Optics FLT110 APO refractor for a future Guidescope review.Received this from him today:

New Baader Hyperion Aspheric 31 and 36 mm eyepieces have become available in the UK.The use of aspheric lens elements is interesting. Light rays entering at the edges of conventional spherical lens elements converge at slightly different focal points to light rays entering from the centre. This is known as spherical aberration. An [...]

ESA’s Space Science Advisory Committee (SSAC) have selected the new candidates for future scientific missions from a list of 50 proposals submitted by the scientific community last summer.Some are designed to investigate the origin and formation of the Solar System:

The first radio telescope dedicated to searching the skies 24 hours a day, seven days a week for alien life has begun operations. The Allen Telescope Array ‘ATA’ named after Microsoft co-founder Paul Allen who donated funds for the project, is currently running on 42 antennas. When complete it will boast 350 six-metre dishes [...]

Nikon’s Universcale Flash website is both entertaining and educational. A fascinating way to experience size and measurements, from the the microscopic to the vastness of space. Wonderful!‘We are able to view all entities, from the microworld to the universe, from a single perspective. By setting them up against a scale, we are able to compare [...]

Our first post The Guidescope is produced by Steve Graham of First Light Optics and will feature astronomy news, reviews, articles and opinion.