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It depends on the density. Low density = dwarf Medium density = neutron star High density = black hole
Their mass. If its mass is nearly like of sun it will become red giant. If its much bigger, it will become super giant
An object of one solar mass cannot become a neutron star.
Neutrons star is the same size of a city. This is 10 km radius.
As mass increases It increases the surface temperature , luminosity, and radius.
A red giant can have a radius of 50 million to 500 million kilometres.
To find the density, you need both the mass and the radius of the planet or star. The mass can be found if the orbital radius and period of any of the body's satelites are known. If not, thth masses of most bodies can be looked up. The only way of finding the radius is to look it up or to measure it directly, or through spectroscopy. Once you have both values, you use the equation density = mass/volume. Mass is mass, and (assuming the object is spherical) volume is 4/3 * pi * r^3.
Assuming it is spherical, such a fragment would have a volume of 4.19x10^-6 cm^3. A neutron star has a density on the order of 5x10^14 g/cm^3. At this density, the fragment would have a mass of roughly 2000 metric tons.
That would mainly depend on the star's mass.
A giant star is a star with substantially larger radius and luminosity than a main sequence star of the same surface temperature.There are many giant stars.Orange giantsYellow giantsWhite giantsRed giantsBlue giants
It depends on the density. Low density = dwarf Medium density = neutron star High density = black hole
A red giant is a star in the final stages of its life time that has expanded to hundreds of times its original diameter. Because the star has expanded without gaining mass, a reg giant has an extremely low average density. A neutron star is the collapsed core of a dead massive star. It contains a mass a few times that of the sun in an area only a few miles across, making it extremely dense; only the singularity of a black hole is denser.
A red giant is a star, at a particular phase of its development. It can be a star that has approximately the mass of our Sun (the Sun is expected to become a red giant eventually), or several times that mass.
A star's entire fate is tied into its initial mass. Nothing else matters.
Simply, neutron star is a big nuclear - of 10km radius and solar mass (mass density about  1017- 1018 kg/m3). The material in a white dwarf is supported by electron degeneracy pressure. The physics of degeneracy yields a maximum mass for a non-rotating white dwarf, the Chandrasekhar limit-approximately 1.4 solar masses-beyond which it cannot be supported by electron degeneracy pressure. The density of white dwarf is - 109 kg/m3. So its radius is much bigger 10km, but the mass can be less, as well as bigger of solar mass.
white dwarf if it has low mass Neutron star or Blackhole if it is massive enough to cause a red super giant
Their mass. If its mass is nearly like of sun it will become red giant. If its much bigger, it will become super giant