The Hubble tension is one of the most hotly debated discrepancies in all of astronomy. It centers around a number called the Hubble constant, which is functionally the rate at which our universe is ...
In this model, the anti-universe stretches backward in time from the Big Bang, mirroring the properties of our Universe with reversed spatial configurations and dominated by antimatter.
Fittingly, the streaming giant has teamed up with BBC Studios for Our Universe, which is narrated by Morgan Freeman and blends wildlife footage with incredible visuals from the cosmos. This is a ...
Part 1 gives a brief outline of the general structure of the universe and Part 2 deals with the solar system, concluding with a short account of the origin of the sun and planets. Reference is ...
The universe doesn't have an outer perimeter, and nothing exists outside it, because there isn't an outside. As an analogy, consider the shape of our galaxy, the Milky Way. We can infer that it is ...