Space School Logo

Asteroid Adventures: The Space Rocks Around Us

July 19, 2025

Listen to this lesson:

Today, let's embark on an adventure through the fascinating world of asteroids! Asteroids are rocky objects that orbit the Sun, mostly found in the Asteroid Belt between Mars and Jupiter. These space rocks come in all shapes and sizes, some as small as a pebble and others as large as a small moon. Scientists believe that asteroids are leftovers from the early formation of our solar system, over 4.5 billion years ago! Imagine them like cosmic time capsules holding secrets of how our solar system was born.

Not just static objects, some asteroids have their own tiny moons, and others are rich in metals like iron and nickel, making them potential 'space mines' of the future. In fact, scientists are keen to study asteroids up close, and missions such as NASA's OSIRIS-REx have even collected samples from them to help us understand more about these ancient travelers. Perhaps one day, humans will land on an asteroid and explore its surface, much like we did on the Moon!

Asteroids are also important because they sometimes come close to Earth. While these 'Near-Earth Objects' are mostly harmless, they help scientists practice how to protect our planet if one were ever on a collision course. By learning about asteroids, we get a sneak peek into the mysteries of space and how we can keep our Earth safe from potential space hazards.
Ask Your Kid: If you could visit an asteroid, what would you want to discover or bring back to Earth?