How long would it take the Earth to freeze if the Sun went out?

Within a few days, however, the temperatures would begin to drop, and any humans left on the planet's surface would die soon after. Within two months, the ocean's surface would freeze over, but it would take another thousand years for our seas to freeze solid.
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Would we freeze if the sun went out?

Without the Sun's warmth, Earth would quickly become a much colder place. Fortunately, Earth retains heat fairly well, so humans wouldn't freeze instantly.
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How long would it take for the Earth to freeze?

In the best case, the average temperature drops to 32 degrees Fahrenheit in about 400 days, and to zero degrees Fahrenheit in 879 days.
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How long would humans survive if the Sun went out?

Within a few days, however, the temperatures would begin to drop, and any humans left on the planet's surface would die soon after. Within two months, the ocean's surface would freeze over, but it would take another thousand years for our seas to freeze solid.
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What would happen if the Sun disappeared for 1 minute?

All of Earth would be in permanent darkness; the air and oceans would retain warmth for some time, but all life would eventually freeze to death.
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How Long Would We Have to Live if the Sun Went Out?



Can you steal the moon?

Not enough money, not enough means. To 'steal' the moon you need to disturb its orbit. To disturb its orbit you need a heavy enough mass, at a trajectory and timing precisely to go past the moon to veer it off its orbit. The only kind of mass to pull it off in that time frame is another moon, perhaps one of Jupiters.
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What if Earth had rings?

At the equator, the rings would appear to divide the sun, casting a dramatic shadow over half the world. Likewise, the rings themselves would cast shadows on Earth.
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Will humans go extinct before the Sun explodes?

The human species will likely destroy itself long before the sun kills everyone on Earth, a Harvard scientists says.
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What year will the Sun explode?

Astronomers estimate that the sun has about 7 billion to 8 billion years left before it sputters out and dies. One way or another, humanity may well be long gone by then.
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Can humanity survive the Sun exploding?

Our solar system was made using stuff from these explosions. Even humans are made of star stuff! If the sun suddenly exploded like this, the whole solar system would be destroyed. You don't have to worry though – only stars ten times the size of our sun, or bigger, can explode like this.
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What if the sun vanished for 1 second?

Eternal night would fall over the planet and Earth will start traveling into interstellar space at 18 miles per second. Within 2 seconds, the full moon reflecting the sun's rays on the dark side of the planet would also go dark.
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How cold would the Earth be without the sun?

For us on earth, it is a source of life. Even in Antarctica, the coldest place on our planet, temperatures seldom drop below minus 50°C. Without the sun's radiation, the temperature would be anywhere near the absolute zero of minus 273°C. Life would have never continued nor even have come into existence.
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How long will the Earth last?

The upshot: Earth has at least 1.5 billion years left to support life, the researchers report this month in Geophysical Research Letters. If humans last that long, Earth would be generally uncomfortable for them, but livable in some areas just below the polar regions, Wolf suggests.
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What will happen in 5 billion years from now?

According to NASA, the Sun will stop producing heat through nuclear fusion around 5 billion years from now, and its core will become unstable and shrink. The Sun will ultimately fade away and turn into a dying star. If the Sun bursts, all human and plant life on Earth will perish.
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Will the Earth be destroyed by the Sun?

By that point, all life on Earth will be extinct. Finally, the most probable fate of the planet is absorption by the Sun in about 7.5 billion years, after the star has entered the red giant phase and expanded beyond the planet's current orbit.
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Will humans go extinct in 2050?

By 2050, human systems could reach a "point of no return" in which "the prospect of a largely uninhabitable Earth leads to the breakdown of nations and the international order."
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Will humans go extinct in 2100?

Metaculus users currently estimate a 3% probability of humanity going extinct before 2100.
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How long will the human race survive?

Current population predictions vary. But the general consensus is that it'll top out sometime midcentury and start to fall sharply. As soon as 2100, the global population size could be less than it is now. In most countries—including poorer ones—the birth rate is now well below the death rate.
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What if Earth had 2 moons?

If Earth had two moons, it would be catastrophic. An extra moon would lead to larger tides and wipe out major cities like New York and Singapore. The extra pull of the moons would also slow down the Earth's rotation, causing the day to get longer.
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Did Earth ever have 2 moons?

Earth once had two moons, which merged in a slow-motion collision that took several hours to complete, researchers propose in Nature today. Both satellites would have formed from debris that was ejected when a Mars-size protoplanet smacked into Earth late in its formation period.
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