How To Guides

How to build a flat field box

Tired of all the blemishes on your deep-sky images, and a night sky that looks brighter in the middle than at the edges? The answer is to make a simple accessory.

Written by Martin Mobberly.

Skill level: advanced

How to sharpen your eyesight

Follow the simple advice outlined here and you’ll be seeing much more clearly in as little as six months.

Written by Ninian Boyle.

Skill level: beginner

How to shoot the Moon with a digital camera

Capturing the Moon with a digital camera is easier than you might think. We show you how to get started.

Written by Ade Ashford.

Skill level: beginner

Get started in spectroscopy

From the simplest spectroscope to the most complex setup imaginable, you can capture the spectra of many objects and create fantastic images.

Written by Maurice Gavin.

Skill level: intermediate

How to make a small refractor telescope

Here’s a low-cost instrument you can build yourself that will reveal the wonders of the Solar System and more.

Written by Mark Parish.

Skill level: beginner
How to make a portable sundial

This easy-to-make instrument, based on a portable 16th-century design, will accurately tell the time.

Written by Ade Ashford.

Skill level: beginner
How to observe the Sun safely

You don’t need a dedicated solar scope to explore our parent star.

Written by Pete Lawrence.

Skill level: beginner

How to make a sky ruler

This simple instrument will help you locate and describe the position of objects in the night sky.

Written by Mark Parrish.

Skill level: beginner

How to find an exoplanet

CCD detectors are useful for more than capturing detailed deep-sky images: you can also use them to detect planets outside the Solar System.

Written by Robin Leadbeater

Skill level: advanced.

How to collimate your telescope

Follow our beginners’ guide to collimation and make sure your reflecting telescope is tuned for the task.

Written by Pete Lawrence.

Skill level: beginner

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