Equipment

Bresser Messier AR-152L/1200 refractor OTA

14 January 2016 Steve Ringwood

Reviewer Steve Ringwood takes a look through the Bresser Messier AR-152L/1200 — a classic achromatic doublet refractor of 152mm (six-inch) aperture and f/8 focal ratio. Available as an optical tube only with mounting rings, dovetail, carry handle, 8×50 finder, 26mm eyepiece, diagonal and T-adapter, the instrument employs Bresser’s bespoke Hex Focus system.

Equipment

Orion StarSeeker III 90mm GoTo Mak–Cass telescope

23 December 2015 Steve Ringwood

Thirsting for the stars, novices in astronomy are often seeking a one-stop telescope solution to quench these initial desires. It is generally advised that this preliminary instrumental step be made with an able and economical all-rounder. Reviewer Steve Ringwood believes that this ‘scope, aimed at the beginner, hits all the right notes.

Equipment

Princeton Tec Remix Red LED Headtorch

8 December 2015 Steve Ringwood

Reviewer Steve Ringwood appraises a headband flashlight that enables night vision with due respect to the needs of astronomy. White and dark-adaption red illumination is provided by one white and three red LEDs, respectively, in a 83g low-profile unit that does not protrude like some that aspire to Dalek-like proportions.

Book Reviews

How We’ll Live on Mars

8 December 2015 Astronomy Now

Stephen Petranek’s book does not deal with the reasons for exploring the Red Planet, but does outline many of the problems that will be encountered getting to Mars and overcome in order to live on its surface. Reviewer Greg Smye-Rumsby states that the book touches on many aspects of space travel and independent living on Mars, but does so at the cost of detail. “However … it certainly has crammed a great deal in. A worthwhile read,” he says.

Book Reviews

Myths, Symbols and Legends of Solar System Bodies

8 December 2015 Astronomy Now

The history of astronomy and how ancient peoples interpreted the Sun, Moon and planets through mythology, legends, art and popular culture is a fascinating one. However, reviewer I. Fontaine finds some serious errors in Rachel Alexander’s book. “It’s a rare example of reading something that overwhelms and disappoints in equal measure,” says Fontaine.

Equipment

Howie Glatter Blug™

21 November 2015 Steve Ringwood

In order for a telescope to perform to theoretical limits its optical components must be perfectly aligned. With an optically fast Newtonian reflector this can be a challenge, but a laser collimator makes the task much easier. Steve Ringwood investigates Howie Glatter’s Blug™ — a charming contraction of ‘Barlowed collimation plug’.

Book Reviews

Galactic Encounters

17 November 2015 Astronomy Now

“With many great photographs — from Edwin Hubble to the Hubble Space Telescope — a robust approach to the science which is (usually) very well explained, and detailed footnotes, this is a history of galactic astronomy that should definitely find space on your bookshelf,” says reviewer Andy Sawers.

Equipment

Baader Polaris — measuring and guiding eyepiece

10 November 2015 Steve Ringwood

Reviewer Steve Ringwood takes a look through a versatile 25mm eyepiece from Baader Planetarium that has a field cross-hatched by an illuminated reticule that permits measurement through sub-divided etched lines. It can also usefully employed as a guiding eyepiece as it is fitted with a T-2 thread, plus 1.25″ and 2″ nosepiece adapters are available.

Equipment

Orion EON 115mm ED triplet APO refractor

1 November 2015 Steve Ringwood

ED glasses are fast becoming ubiquitous in astronomical equipment, particularly in banishing the remnants of chromatic aberration of the classic refractor. Steve Ringwood takes a look at a 115mm (4.5″) f/7 air-spaced triplet from Orion in the USA. Designed for both visual use and astrophotography, it sports a beefy three-inch dual-speed Crayford focuser and comes supplied its own hard carry case.

Equipment

Astro-Video Systems DSO-1 camera

20 October 2015 Ade Ashford

Are you looking for something to bring the wow factor back to your public viewing sessions, or a means to observe in comfort out of the cold? The sub-£100 Astro-Video Systems DSO-1 camera promises near realtime colour imaging of deep-sky objects and high-resolution planetary imaging with modest telescopes. Does it deliver? Ade Ashford finds out.