answersLogoWhite

0

For a start, the Sun emits energy; the laws of Thermodynamics state that that can't go on forever. Beyond that, astronomers know quite a deal about what goes on in stars such as the Sun; specifically, hydrogen is converted to helium, in a process known as fusion. After a while (a few billion years in a star with the mass of our Sun), the star will run out of its fuel (the hydrogen). Helium can then be converted to heavier elements, but this doesn't last forever, either.

User Avatar

Wiki User

12y ago

What else can I help you with?

Related Questions

How do astronomers know that the Sun is located in a local bubble formed by a supernova?

There is no answer


How do astronomers know the sun's surface rotates at different speeds?

Sunspots rotate at different speeds.


How long do astronomers estimate the sun will last before it begins to die?

Astronomers think the sun will die in 2012


How do astronomers know what condition exist inside the sun?

While it is difficult to know exactly what is going on inside the sun, scientists make educated guesses. They have radio and optical telescopes and other instruments monitoring the sun all the time.


What is used when astronomers measure the distance from the sun to the earth?

Parallax is the method that astronomers use to measure the distance from the sun to the earth.


Is sunshine limitless?

No. 1) the sun puts out a finite amount of energy. 2) the sun has a finite life-time. (about another 5 billion years).


How do astronomers know what conditions exist inside Sun?

While it is difficult to know exactly what is going on inside the sun, scientists make educated guesses. They have radio and optical telescopes and other instruments monitoring the sun all the time.


What branch of science is the study of the sun?

The specialists called solar astronomers or helio astronomers study the sun in the subject of helio astronomy.


Did astronomers believe that the sun was part of earth?

No.


How do astronomers know what goes on in the interior of the Sun?

Astronomers study the Sun's interior using a technique called helioseismology, which involves observing the Sun's surface vibrations caused by sound waves bouncing around inside. By analyzing these vibrations, scientists can infer properties such as temperature, density, and flow patterns in the Sun's interior. Additionally, theoretical models based on known physical laws and properties help astronomers understand the processes occurring within the Sun.


How long have astronomers been trying to find out what the sun orbits?

For two or three hundred years, astronomers have had a fair idea the the Sun is not the center of the Universe.


Why can astronomers predict eclipses?

Astronomers can predict eclipses because they understand the movements of the Earth, Moon, and Sun in space. By tracking their positions and orbits, astronomers can calculate when the Moon will pass in front of the Sun (solar eclipse) or when the Earth will pass between the Sun and the Moon (lunar eclipse). This knowledge allows astronomers to forecast eclipses with accuracy.