Short, fast, apochromatic refractors with a flat image field that don’t cost a king’s ransom are perhaps the Holy Grail of telescope design. Altair Astro’s 60EDQ f/5 quad astrograph with dual-ED optic

Since JWST’s launch four years ago, some mind-blowing observations have been made by this internationally operated, state-of-the-art, space-based super-telescope

Are you getting started outdoors, gearing up for a Duke of Edinburgh’s Award, or just need to save a few quid? We all need to get out, even in this economy. Here’s the lowdown on the best, more budget-friendly backpacking kit our team have reviewed over the last year or so, in one place for the first time

Tim Irwin’s 3D printed 90mm lens is a whole lot better than it looks, says Damien Demolder , and it produces some useful, and fun, results

It’s the start of another great day on your holiday. After enjoying breakfast under your awning, basking in the early morning sunshine, you head off sightseeing. Maybe you had a lovely day spent wande

This chunky lens is a terrific telephoto prime with an exhilarating turn of speed www.sigmauk.com