Measure the Speed of Light
Start a STEM Club
Are you part of a STEM Club (STEM stands for Science, Technology, Engineering, and Maths) or would like to start one? Did you know The Schools' Observatory have created a set of STEM Club booklets?
Make Your Own Spectroscope
Spectroscopy involves splitting light into its different wavelengths. Each chemical element emits or absorbs a unique spectrum&n
How Do Satellites Stay In Orbit?
A satellite is an object which orbits another. An orbit is the curved path that an object in space takes around another object.
Explore Gravity
Use our simulator to investigate the effect of gravity on other worlds. Then use your measurements and a bit of maths to calculate the strength of gravity in each location across the Solar System!
Kepler's Laws: Find the Mass of the Sun
Many years ago, a mathematician named Johannes Kepler created a set of rules explaining planets' movement in our Solar System.