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How massive is a white dwarf?

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Anonymous

15y ago
Updated: 8/17/2019

they are half as massive as the sun yet only bigger that earth!

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Wiki User

15y ago

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Related Questions

Is white dwarf a massive star?

No. A white dwarf is the remnant of a low to medium mass star.


Is the sun a massive star or a dwarf star?

its not a massive or a dwarf  star


Can our sun become a neutron star?

No. it is not massive enough. When the sun dies it will become a white dwarf.


Is a white dwarf capable of fusing elements?

Not normally. A white dwarf is the remnant of a star in which fusion has stopped. If, however, a white dwarf has a close binary companion star it can accrete gas from that companion. If enough gas collects on the white dwarf it can ignite a complex reaction change between the hydrogen gas and the carbon, nitrogen, and oxygen of the surface. Unlike the steady fusion in a main sequence star, the fusion on a white dwarf is a runaway reaction that results in a massive explosion called a nova, which drives away the accreted gas and ends fusion. If the white dwarf is massive enough the accretion of gas can trigger carbon fusion inside the white dwarf, resulting in an even larger explosion called a type Ia supernova, which destroys the white dwarf.


Is your sun a supernova or a white dwarf?

Our Sun is currently a main sequence star. It is not a supernova, as supernovae are massive explosions that occur at the end of a star's life cycle, and it is not a white dwarf, which is a type of star that has exhausted its nuclear fuel and collapsed to a very dense state.


Will the sun become a brown dwarf?

No. A brown dwarf is a failed star, one that is not massive enough to start nuclear fusion. The sun is well above the threshold of fusion. When it dies it will become a white dwarf.


Can a star less massive then the sun become a supernova?

No, stars less massive than the Sun do not have enough mass to undergo a supernova explosion. Instead, they may end their lives as a white dwarf or, if they are even less massive, a planetary nebula. Supernovae are events associated with more massive stars.


Is it true or fault that A white dwarf star is about the same size as the sun?

False. A white dwarf star is much smaller in size compared to the sun. A white dwarf is typically about the size of the Earth, whereas the sun is much larger, around 100 times wider and more massive than a white dwarf star.


What is the small dead star?

A small dead star is typically a white dwarf, which is the leftover core of a star that was not massive enough to become a supernova. White dwarfs are very dense, about the size of Earth but with the mass of a star.


What star last longer a massive low or medium?

a medium becomes it because a red giant then it explodes , a low only becomes a white dwarf and a massive becomes a supernova or a black hole


Can the sun leave a black hole when it dies?

No. It is not nearly massive enough. When the sun dies it will leave behind a remnant called a white dwarf.


A star that has collapsed after using its fuel?

A collapsed star after using its fuel is called a white dwarf, neutron star, or black hole, depending on its mass. White dwarfs are remnants of low to medium-mass stars, while neutron stars are remnants of massive stars. Black holes are formed from the most massive stars and have gravitational pull strong enough to trap even light.