General Guides

Learn how to identify the errors that can occur in your telescope’s optics

Learn how to identify the errors that can occur in your telescope’s optics.

Eyepieces may be smaller than telescopes, but they’re the key to observing

Eyepieces may be smaller than telescopes, but they’re the key to observing.

How spiral, elliptical and other galaxy ‘morphologies’ are formed

How spiral, elliptical and other galaxy ‘morphologies’ are formed.

Sidestep these stargazing errors and become a seasoned observer

New to astronomy? Sidestep these errors to become a seasoned observer.

Space is so vast it’s measured in specialised units. So what are they?

Space is so vast it’s measured in a number of specialised units. So what are they?

There’s more than one way to locate a star, but you only need to know two

There’s more than one way to locate a star, but you only really need to know two.

What you need – and need to know – to start taking your first astro images

What you need – and need to know – to start taking your first astro images 

Galileo gets the credit, but did he see Jupiter’s largest moons first?

Galileo gets the credit, but did he actually see Jupiter’s four largest moons first?

Final tweaks in an image editor can truly elevate your star trail photos

Some final cosmetic tweaks in an image editor can truly elevate your star trail photos

Read our guide to these essential pieces of astronomy kit

Confused about eyepieces? Read our guide to these essential pieces of astronomy kit.

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