Olly Penrice has spent over a year imaging with a Celestron Rowe–Ackermann Schmidt Astrograph (RASA) and finds that, with some fiddling required, it excels at capturing high-quality data of deep-sky objects.
Four years after their debut product Stellina, Vaonis launches the world’s lightest fully computerised telescope-camera. Ade Ashford puts it through its paces.
Sky-Watcher’s range of star trackers, called Star Adventurer, have been popular. The original Star Adventurer was released in 2014, running off an external 5V supply or four AA batteries, motorised and guiding in RA only.
Ade Ashford evaluates the first Dobsonian telescope to use your smartphone for real-time star alignment and object location. How does it work? Brilliantly!
The RedCat71 from William Optics is the new kid on the block aiming to serve this need, and courtesy of First Light Optics, I looked forward to seeing if it delivered.
Before looking at a sample of equatorial (EQ) mounts on the market, we should answer three questions: what are they, why are they important and what makes some of them so astonishingly expensive?
Headquartered in the sun-drenched Mediterranean coastal city of Marseille in southern France, Unistellar manufactures technologically advanced telescopes that eschew conventional optical designs in favour of a hybrid opto-electronic approach.
Nik Szymanek tests a new dual-passband filter from Antlia that allows imagers to simultaneously capture narrowband data in hydrogen-alpha and oxygen-III light.
Steve Ringwood goes back to the future, for the new STL-80A Maxi f/15 from ScopeTech is a self-confessed, unabashed return to the classical achromatic refractor.