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When a red supergiant runs out of fuel at its core, it undergoes gravitational collapse, leading to the formation of a dense core primarily composed of iron. As the core collapses, it can no longer support itself against gravitational forces, resulting in a dramatic supernova explosion. This explosion can leave behind either a neutron star or a black hole, depending on the mass of the original star.
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What is an expanding star after exhausting its hydrogen fuel called?
An expanding star after exhausting its hydrogen fuel is called a red giant. This stage occurs when the core contracts and heats up, causing the outer layers of the star to expand and cool, giving it a red color.
A giant star is always what?
A giant star is always larger and more massive than our sun. It is in a later stage of its life cycle where it has exhausted its core hydrogen fuel and has expanded.
What element is the main fuel for a red giant star?
The main fuel for a red giant star is hydrogen, which is fused into helium in the star's core during the earlier stages of its life. As the hydrogen in the core gets depleted, the star begins to fuse helium and other heavier elements in shells surrounding the core. This process causes the star to expand and cool, giving it the characteristic red color. Eventually, red giants may go on to fuse heavier elements as they evolve further.
What is the process that causes an aging star to swell up into a red giant?
As a star runs out of hydrogen fuel in its core, the core contracts and heats up, causing the outer layers of the star to expand and cool, turning the star into a red giant. This expansion is due to the increased radiation pressure from the core and the star's gravitational pull on its outer layers.
What forms when a main sequence cools and expands?
When a main sequence star cools and expands, it evolves into a red giant star. This process occurs as the star runs out of hydrogen fuel in its core and starts burning helium, causing it to swell in size and become brighter. Ultimately, the star will shed its outer layers in a planetary nebula and leave behind a dense core known as a white dwarf.
How is the red-giant formed?
A red giant forms when a star runs out of hydrogen fuel at its core and starts fusing hydrogen in a shell around the core the core. This causes the star to expand and cool.
What is an expanding star after exhausting its hydrogen fuel called?
An expanding star after exhausting its hydrogen fuel is called a red giant. This stage occurs when the core contracts and heats up, causing the outer layers of the star to expand and cool, giving it a red color.
The star begins to run out of fuel and expands Into a red giant or red super giant?
No. That is when stars run out of hydrogen. They then have helium for fuel.
Why does a red super giant have the hottest core?
A red supergiant has the hottest core because it has exhausted its nuclear fuel in the core, causing the core to contract and heat up due to gravitational compression. This increased temperature is what leads the outer layers of the star to expand and cool, giving the star its red color.
When a red super giant runs out of fuel at its core what is formed?
When a red supergiant runs out of fuel at its core, it can no longer sustain nuclear fusion, leading to the core's collapse under gravity. This collapse results in the formation of a neutron star or, if the mass is sufficient, a black hole. The outer layers of the star are expelled in a supernova explosion, enriching the surrounding space with heavy elements.
When a main-sequence star has exhausted the fuel in its core it becomes a....?
I am pretty sure it becomes a giant if I'm not mistaken.
When a main sequence has exhausted the fuel in its core it becomes?
The next step in its life is to become a "red giant" star.
When a main sequence star has the fuel in its core it becomes?
The next step in its life is to become a "red giant" star.
When a main sequence star runs out of hydrogen to fuel the core of which type of star begins to form?
red giant
How a star becames a white dwarf?
A white dwarf is the core of a dead star. As the star runs out of fuel, it expands into a red giant, as the shell of the red giant became a planetary nebula, and the core shrinks and became a white dwarf.
When a main sequence star runs out of fuel it becomes a?
Either a giant or a super giant. Giants will eventually collapse on its core and have a little white dwarf left behind, but they will have the same mass and gravity as the old star. Supergiants will collapse but in an explosion, supernova, and they will either become a nuetron star or a black hole.
When a main-sequence star has exhausted the fuel in its core it becomes a .?
The next step in its life is to become a "red giant" star.
