Published © GPL3+

Arduino Star Tracker

Track stars using Arduino, GPS, a laser pointer, and some motors!

IntermediateFull instructions provided2 hours1,246
Arduino Star Tracker

Things used in this project

Hardware components

TinyCircuits RobotZero
This includes a 9-Axis sensor that will be discussed later on
TinyShield GPS
TinyCircuits TinyShield GPS
High Torque Stepper Motor
TinyCircuits High Torque Stepper Motor
Micro USB cable
TinyCircuits Micro USB cable

Software apps and online services

Arduino IDE
Arduino IDE
Star Coordinate Database
Star Coordinate Converter

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)
And everything else you would need for basic soldering!
3D Printer (generic)
3D Printer (generic)
Laser Pointer
Spirit Level
To make sure things are flat!
Some bolts & nuts
Used in this project: 9 x M3 bolts (short), 3 x M4 bolts (long), 4 x M3 nuts,


Read more


Github file


RTCZero Arduino library

To use the real time clock on the SAMD21 processor

TinyGPS Arduino library

How to install an Arduino library: https://learn.tinycircuits.com/Help/Installing_Libraries_Tutorial/

Star Tracker Arduino Sketch

Open in the Arduino IDE and upload to your processor

3D Print files




33 projects • 22 followers