Distances in Space
Investigate: Measure the Size of a Galaxy
Have you ever wondered how big a galaxy is? They contain millions to billions of stars but what does that really mean for size?
Reading about sizes in a book is one thing, but what if you could make an observation of a galaxy and then measure its size?
Measure a Day on Jupiter
Measure the Sun's Rotation
Measure Mountains on the Moon
Make a Play-doh Solar System
You may know that Jupiter is the largest planet in the Solar System, but do you know how much larger than the Earth it is?
Find out by creating a scale model of each planet in our Solar System!
Calculate the Speed of the Planets
Did you know the Earth is travelling around the Sun at nearly 107,000 kilometres per hour?