Astronomy DIY

Our How-to and DIY projects to help you get the best out of practical astronomy, from home-made accessories to practical observing tutorials.

how to clean your DSLR sensor. Credit: Ian Evenden

How to clean a DSLR camera

Prevent your camera lens from fogging up by making your own dew heater. Credit: Mary McIntyre.

DIY Astronomy Make a camera lens dew heater

How to make a sundial

How to make a sundial

Create a model solar and lunar eclipse for a school science project. Credit: Mary McIntrye

How to make an eclipse model

How to make a mobile Solar System for a child's bedroom. Step 7

Make a Solar System mobile for kids

Orion constellation over a dark forest at night. Credit: Yuga Kurita / Getty Images

How to star test a telescope

Make your own Galileo telescope replica

DIY Astronomy Build a Galilean telescope

How to make your own red light torch. Credit: Mark Parrish

DIY Astronomy How to make a red light torch

How make a model of a comet. Credit: Mary McIntyre

DIY Astronomy Make a model of a comet

Raspberry pi meteor detector. Credit: Mary McIntyre

Set up a Raspberry Pi meteor detector

Build a guidescope using an old camera lens

Build a guidescope using an old camera lens

How to collimate a Newtonian telescope

How to collimate a Newtonian telescope

With the dome section added, the observatory really begins to take shape. Credit: Mark Parrish

How to build a home observatory

How to take care of your telescope

How to take care of your telescope

Attaching two scopes to a side-by-side bar is more stable than simply piggybacking them.

How to set up a dual astrophotography imaging system