What Is Space Made Of?

Space might look like a big empty room, but it's full of things we can’t see. Scientists have found that even in the middle of space, there are tiny particles and energy everywhere. It’s like having invisible sprinkles on top of an invisible cake.

Take the quiz →

Examples

Space is like an invisible blanket made of tiny particles and energy.
You can’t see them with your eyes, but they are there, just like invisible sprinkles on a cake.
If you zoom in enough, even the middle of space looks busy.

Ask a question

Discussion

Recent activity

Categories: Science · cosmos· space science· physics