The nature of time beyond our universe, as well as the fate of time if our universe were to end, is a topic of speculation and remains largely unknown. The concept of time is intricately linked to our understanding of the physical universe and how it behaves.
In the context of our current scientific understanding, time is a fundamental component of spacetime, which is a four-dimensional framework that combines three dimensions of space with one dimension of time. Time is intimately connected to the fabric of the universe as we perceive it, and it is influenced by the distribution of matter and energy within the universe.
If our universe were to undergo a hypothetical scenario where it ends or ceases to exist, it is difficult to determine what would happen to time, as it is tied to the existence and behavior of the universe itself. Speculating on the fate of time beyond the boundaries of our universe is currently beyond the scope of scientific investigation, as our understanding of the universe is primarily focused on what we can observe and study within it.
It's worth noting that there are various theoretical frameworks and cosmological models that propose ideas about the nature of the universe and its potential fate, such as the Big Bang theory and the concept of an expanding or contracting universe. However, these models do not provide a definitive answer regarding what might happen to time if the universe were to come to an end.
Ultimately, the nature of time beyond our universe, as well as the implications of the universe's hypothetical end on time, remain open questions that may require new insights, theories, or scientific advancements to explore further.