DWQA QuestionsCategory: AstronomyDoes the Universe have an edge, beyond which there is nothing?
admin Staff asked 2 years ago

Does the Universe have an edge, beyond which there is nothing? 

1 Answers
admin Staff answered 2 weeks ago

The simple answer to this question is no, the universe does not have an edge. While it may seem like there should be a point in space beyond which there is nothing, this isn’t the case. The universe is an extremely vast place and is constantly expanding. The reason why there isn’t an edge is because of the nature of space itself. Space is infinite and unbounded, stretching for an infinite distance. Even if you were to travel for billions of years in any direction, you would never reach an edge. This also means that the universe has no center because if it had a center, you would eventually reach the edge if you kept going away from it. Another way to think about this is to imagine a balloon. As you blow more air into it, it expands, and the balloon’s surface gets further away from its initial center point. This is similar to what’s happening in the universe – as space expands, the points in space get further and further away from each other, but they never reach an edge. So while there may be an edge to our observable universe, beyond which we can’t see due to the finite speed of light, there is no edge to the universe as a whole.