The size of the universe is difficult to comprehend as it is constantly expanding, and the limits of the universe are still unknown. However, based on the latest scientific data, the observable universe is estimated to be approximately 93 billion light-years in diameter.
The universe is made up of countless galaxies, each containing billions of stars, planets, and other celestial bodies. The Milky Way galaxy, for example, is estimated to contain around 100 billion stars, and it is just one of the many galaxies in the observable universe.
Beyond the observable universe lies the unknown, which makes up the majority of the universe. The universe is thought to be infinite in size, and it is constantly expanding at an accelerating rate. This means that there is no known end to the universe, and it will continue to expand and evolve.
As for what lies beyond the universe, that is a question that has puzzled scientists and philosophers for centuries. The concept of “beyond” the universe is difficult to grasp, as the universe is everything that exists, including all matter, energy, and space. Therefore, it is challenging to imagine what lies beyond the universe since it is everything there is.
Some theories suggest that there may be multiple universes or a multiverse. The multiverse theory proposes that there are an infinite number of parallel universes, each with its own unique set of physical laws and properties. This theory stems from the idea that the universe is constantly expanding, and there may be an infinite number of universes existing alongside our own.
Another theory suggests that there may be a “Big Crunch” event at the end of the universe, where all matter and energy are compressed into a single point. This compressed matter and energy may then undergo another Big Bang, creating a new universe and starting the process all over again.
However, it is important to note that these theories are currently speculative and have not been confirmed by scientific evidence. It is also possible that the concept of “beyond the universe” may be outside the realm of scientific inquiry altogether.
In summary, the universe is estimated to be approximately 93 billion light-years in diameter, and it is made up of countless galaxies, stars, and planets. The universe is thought to be infinite in size, and it is constantly expanding. The concept of what lies beyond the universe is currently beyond our scientific understanding, and it is a topic of ongoing research and speculation.