Home > Space > What Is The Universe Expanding Into? What Is The Universe Expanding Into? Space Share on Pinterest We often hear that our universe is expanding and the galaxies are moving further away from one another. But if the universe is expanding, then what is it expanding into? Share on Pinterest Related Posts Top 10 Facts – Space [Part 6] Solar System 101 | National Geographic Interesting Facts About The Planets In Our Solar System 20+ Incredible Space Facts That Aren’t In Textbooks How to eat, drink and survive in space