The observable universe is just a fraction of the vast cosmos, limited by the speed of light and the age of the universe. But what lies beyond this visible horizon? In this video, we delve into five ...

Why couldn't the boundary of the observable universe be where antimatter and matter collide, creating "more" universe? originally appeared on Quora: the place to gain and share knowledge ...

If you’ve ever wanted to bask in the cosmic majesty of all that exists or feel the existential horror of your own smallness, a new interactive map will show you the entire observable universe.

However, our understanding of the actual universe is bounded by the edge of the observable universe. We cannot know for sure what lies beyond the enclave our instruments can detect. Accordingly ...

One is understanding a few key facts about how space behaves while also realizing that what we see is just the “observable universe.” We may not actually truly know the true size of the actual ...

Even though it's been billions of years since the Big Bang, there's a cosmic limit to how far we can observe the objects that occupy our Universe. The Universe has been expanding all this time ...

Such a universe would be finite, and according to their results, our entire cosmos might only be about three to four times larger than the limits of the observable universe, about 45 billion light ...

(The observable universe is just the universe that we can see from Earth.) The results of the latest study suggest that 90 percent of the galaxies in the observable universe are too faint or far ...

The JWST's first deep-field image, depicting galaxy cluster SMACS 0723, is among the deepest and sharpest images of the night sky ever captured. Credit: NASA, ESA, CSA, STScI "Space is big.

This marks the edge of the observable Universe, and while you might think that means the Universe is 26 billion light-years across, thanks to cosmic expansion, it is now closer to 46 billion light ...