by Jon Farrow, Canadian science communicator
There are 8 planets in our Solar System (sorry Pluto). Most of these planets have companions that follow them around, like obedient pets and criminal records. The total count of these moons is 181. We are all quite familiar with the big shiny one that orbits Earth (that may or may not be made of …
Galileo Galilei is quite a famous astronomer but many of the discoveries he's known for are just extensions of the work of others. For instance, he didn't come up with the idea that the Sun is the centre of the Solar System, he just got in big trouble for it. He also didn't invent the telescope …
