Is it possible for space to end?

No, they don’t believe there’s an end to space. However, we can only see a certain volume of all that’s out there. Since the universe is 13.8 billion years old, light from a galaxy more than 13.8 billion light-years away hasn’t had time to reach us yet, so we have no way of knowing such a galaxy exists.

Will the universe ever go away?

Astronomers once thought the universe could collapse in a Big Crunch. Now most agree it will end with a Big Freeze. Trillions of years in the future, long after Earth is destroyed, the universe will drift apart until galaxy and star formation ceases. Slowly, stars will fizzle out, turning night skies black.

Will all matter disappear?

The bottom line is: Matter cycles through the universe in many different forms. In any physical or chemical change, matter doesn’t appear or disappear. Atoms created in the stars (a very, very long time ago) make up every living and nonliving thing on Earth—even you.

Is the Universe missing or just different dimensions?

When you consider the universe as an ensemble of the entire space-time manifold along with what it entails as one, including all possible variations thereof, disappear or missing makes no sense. When you consider just the space and the givens within, then both the space and the givens change in time and vary in all dimensions.

Is it possible for a particle to appear and disappear?

No. It simply gets smaller and smaller until you cannot see it, or is transformed into something else (like how vaporizing things in the movies works) Kind of. There is a phenomenon called virtual particles, which can appear and disappear. What this disappearing constitutes is still unclear. 25 insanely cool gadgets selling out quickly in 2021.

Can prehistoric species disappear from the universe?

If you consider that prehistoric species are a thing, prehistoric species can disappear from the universe, and the are the products of hundreds of millions of years of organic computer programming. So can all animal species and all intelligent life forms and their cumulative knowledge.

What happened 75 million light years away from Earth?

A stellar whodunnit is afoot 75 million light-years from Earth. Astronomers had been observing a distant dwarf galaxy called PHL 293B when a star 2.5 million times brighter than our sun suddenly disappeared.