How many years will the Sun die out?

How many years will the Sun die out?

But in about 5 billion years, the sun will run out of hydrogen. Our star is currently in the most stable phase of its life cycle and has been since the birth of our solar system, about 4.5 billion years ago. Once all the hydrogen gets used up, the sun will grow out of this stable phase.

What will happen to Earth when the sun dies?

In five billion years, the sun is expected to expand, becoming what is known as a red giant. “In this process of the sun becoming a red giant, it’s likely going to obliterate the inner planets … likely Mercury and Venus will be destroyed,” Blackman said. Earth may survive the event, but will not be habitable.

Will the sun ever go out?

In about 5.5 billion years the Sun will run out of hydrogen and begin expanding as it burns helium. It will swap from being a yellow giant to a red giant, expanding beyond the orbit of Mars and vaporizing Earth—including the atoms that make-up you.

Is the sun slowly dying?

Our sun is a yellow dwarf and is currently 15 million degrees Celsius. But, it will lose that heat as it slowly dies over the next several billion years. Image by NASA/SDO (AIA). The sun is far larger than any of the planets, and is made up mostly of hydrogen.

How will the Sun end its life?

This lifespan began roughly 4.6 billion years ago, and will continue for about another 4.5 – 5.5 billion years, when it will deplete its supply of hydrogen, helium, and collapse into a white dwarf. But this is just the abridged version of the Sun’s lifespan.

What will happen to us if the Sun dies?

In about 5 billion years from now, the sun will begin to die. As the Sun grows old, it will expand. As the core runs out of hydrogen and then helium, the core will contact and the outer layers will expand, cool, and become less bright. It will become a red giant star.

Would it ever be possible to land on the Sun?

The Sun has no solid surface to “land” on, so no, humans will never be able to land on the Sun. But this accounts for one problem. The other problem is the density of radiation on the surface of the Sun is too high, anything that comes closer heats up to very high temperatures.

Will the Sun ever burn itself out?

Yes, the sun will eventually burn out. But not for a long, long time. The sun has used up about half of its hydrogen fuel in the last 4.6 billion years, since its birth. It still has enough hydrogen to last about another 5 billion years.