The Big Rip theory is a hypothetical scenario in which the expansion of the universe accelerates to the point where all matter and even the fabric of space-time is torn apart.
The timeline for the Big Rip is still uncertain as it is based on the rate of expansion of the universe, which is currently unknown. Some estimates suggest it could happen in around 22 billion years, while others propose a much longer timeline of trillions of years.
The Big Rip would start with the expansion of the universe accelerating at an increasingly rapid pace due to the mysterious force known as dark energy. This would cause galaxies, stars, and eventually even atoms to be torn apart.
During the Big Rip, our solar system and Earth would be destroyed as matter is ripped apart. However, this would likely happen long after our sun has already died, so it is not a concern for the current human population.
No, the Big Rip is currently just a theoretical concept and has not been confirmed through observations or experiments. However, it is a possibility that is being studied by scientists and could potentially be proven or disproven in the future.