What will the world look like in 1 trillion years?

1 Trillion Years Into The Future
Galaxy superclusters would first merge, followed by galaxy clusters and then later galaxies. About 100,000 years before the Big Crunch, stars have become so close together that they will begin to collide with each other.

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What will the universe be like in 1 trillion years?

Our cosmos is currently 13.77 billion years old, and galaxies throughout the universe will continue making new stars for many years to come. But eventually—roughly one trillion years from now—the last star will be born. That star will likely be a small red dwarf, barely a fraction of our sun's mass.

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What will happen in 100 trillion years?

By 1014 (100 trillion) years from now, star formation will end. This period, known as the "Degenerate Era", will last until the degenerate remnants finally decay. The least-massive stars take the longest to exhaust their hydrogen fuel (see stellar evolution).

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How long does the universe have left?

In about 100-trillion years, the universe as we see it will no longer exist, yet the universe will be far from dead. Instead, stellar remnants will continue to provide some form of light, and planets will still likely exist around some neutron stars and white dwarfs.

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What existed a trillion years ago?


At the cosmic origin, a trillion years ago, all that existed was an endless Light Ocean. Inexhaustible was this frozen supply of light available for black holes to continually build spheres and solar systems in galaxies.

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What If You Traveled One Billion Years Into the Future?

32 related questions found

How would the universe end?

The ultimate fate of an open universe is either universal heat death, a "Big Freeze" (not to be confused with heat death, despite seemingly similar name interpretation ⁠; see §Theories about the end of the universe below), or a "Big Rip" – in particular dark energy, quintessence, and the Big Rip scenario – where the ...

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Does time have an end?

Einstein's general theory of relativity predicts that time ends at moments called singularities, such as when matter reaches the center of a black hole or the universe collapses in a “big crunch.” Yet the theory also predicts that singularities are physically impossible.

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Will time travel ever be possible?

According to NASA, time travel is possible, just not in the way you might expect. Albert Einstein's theory of relativity says time and motion are relative to each other, and nothing can go faster than the speed of light, which is 186,000 miles per second. Time travel happens through what's called “time dilation.”

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What's beyond the universe?

If the universe is infinite, there is nothing beyond it, by definition. A finite expanding universe conjures up the idea that it would have a boundary or edge, separating it from something beyond.

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What is the oldest thing in the universe?

Astronomers have discovered what may be the oldest and most distant galaxy ever observed. The galaxy, called HD1, dates from a bit more than 300 million years after the Big Bang that marked the origin of the universe some 13.8 billion years ago, researchers said on Thursday.

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Will humans survive 1 billion years?

But how long can humans last? Eventually humans will go extinct. At the most wildly optimistic estimate, our species will last perhaps another billion years but end when the expanding envelope of the sun swells outward and heats the planet to a Venus-like state. But a billion years is a long time.

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Will humanity survive the next 100 years?

Will humans survive? Yes, almost certainly, but the factors that determine the outcome are so immensely complex that our blunt and instrumental efforts are almost meaningless. The only thing that makes a difference is the combined impact of all individual animals including humans.

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What will happen to Earth in 2030?

Earth is likely to cross a critical threshold for global warming within the next decade, and nations will need to make an immediate and drastic shift away from fossil fuels to prevent the planet from overheating dangerously beyond that level, according to a major new report released on Monday.

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How long will Earth exist?

Earth will interact tidally with the Sun's outer atmosphere, which would decrease Earth's orbital radius. Drag from the chromosphere of the Sun would reduce Earth's orbit. These effects will counterbalance the impact of mass loss by the Sun, and the Sun will likely engulf Earth in about 7.59 billion years.

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Will the universe be gone forever?

Scientists now consider it unlikely the universe has an end – a region where the galaxies stop or where there would be a barrier of some kind marking the end of space.

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When the universe dies will it start again?

The Big Crunch is a hypothetical scenario for the ultimate fate of the universe, in which the expansion of the universe eventually reverses and the universe recollapses, ultimately causing the cosmic scale factor to reach zero, an event potentially followed by a reformation of the universe starting with another Big ...

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Does the multiverse exist?

So far, the evidence supporting the idea of a multiverse is purely theoretical, and in some cases, philosophical. Some experts argue that it may be a grand cosmic coincidence that the big bang forged a perfectly balanced universe that is just right for our existence.

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What is inside a black hole?

Black holes have two parts. There is the event horizon, which you can think of as the surface, though it's simply the point where the gravity gets too strong for anything to escape. And then, at the center, is the singularity. That's the word we use to describe a point that is infinitely small and infinitely dense.

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What created the universe?

Our universe began with an explosion of space itself - the Big Bang. Starting from extremely high density and temperature, space expanded, the universe cooled, and the simplest elements formed. Gravity gradually drew matter together to form the first stars and the first galaxies.

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Why can't we go back in time?

The simplest answer is that time travel cannot be possible because if it was, we would already be doing it. One can argue that it is forbidden by the laws of physics, like the second law of thermodynamics or relativity. There are also technical challenges: it might be possible but would involve vast amounts of energy.

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Has someone made a time machine?

We can't use a time machine to travel hundreds of years into the past or future. That kind of time travel only happens in books and movies. But the math of time travel does affect the things we use every day.

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Do wormholes exist?

While researchers have never found a wormhole in our universe, scientists often see wormholes described in the solutions to important physics equations. Most prominently, the solutions to the equations behind Einstein's theory of space-time and general relativity include wormholes.

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Is the past infinite?

It is impossible for a series formed by successive additions to be actually infinite. The temporal series of past events was formed by successive additions. Therefore, time could not have an infinite beginning.

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Is space infinite?

Cosmologists aren't sure if the universe is infinitely big or just extremely large. To measure the universe, astronomers instead look at its curvature. The geometric curve on large scales of the universe tells us about its overall shape. If the universe is perfectly geometrically flat, then it can be infinite.

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Will time ever pause?

Time has no beginning and no end. In some Big Bounce models, the universe only bounces once. In others it goes through an infinite number of bounces, constantly expanding and contracting, like an accordion that never stops playing. All of these scenarios show us what is possible, not necessarily what is true.

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