A small planetary body in orbit around the Sun. Smaller than a planet. Most asteroids can be found in a belt between the orbits of Mars and Jupiter. The orbits of some asteroids take them close to the Sun, which also takes them across the paths of the planets.
A Universe of Inspiration
Our shows feature narration by numerous astronomy experts, delighted to offer their knowledge along to way
Watch a selection os our previous astronomical webcasts from your home or classroom
Book Telescope time for your students, take images, create survys and conduct real astronomy research