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Q: When the outer envelope of a red giant is ejected?
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When the outer envelope of a red giant recedes the remaining carbon core is called?

A white dwarf


How big will the sun be as a red giant?

It's not known for certain, but it will engulf Mercury and Venus and it's outer envelope will be very close to Earths orbit.


What is the gigantic explosion of a red giant called?

Technically the explosion of a Red giant is not called a Supernova as the mass of the star is not great enough. However the explosion from a Red Super Giant can be called a supernova. A normal Red giant doesn't actually explode, the core just collapses again to cause a white dwarf and the outer layers are ejected to form planetary Nebulae.


What is the gigantic explosion of a red giant?

Technically the explosion of a Red giant is not called a Supernova as the mass of the star is not great enough. However the explosion from a Red Super Giant can be called a supernova. A normal Red giant doesn't actually explode, the core just collapses again to cause a white dwarf and the outer layers are ejected to form planetary Nebulae.


When is the best time to spot a white dwarf?

Right after the red giant has thrown off it's outer envelope, revealing a hot and very luminous white dwarf.


What is the explosion of a red giant called?

The explosion of a red giant is called a supernova. It would be quite spectacular to watch! I hope this answer helps :D Technically the explosion of a Red giant is not called a Supernova as the mass of the star is not great enough. However the explosion from a Red Super Giant can be called a supernova. A normal Red giant doesn't actually explode, the core just collapses again to cause a white dwarf and the outer layers are ejected to form planetary Nebulae.


What is an ejected envelop of a red giant star?

Typically it is called a planetary nebula. It has nothing to do with planets.


What is the outer atmosphere of a star?

white dwarf or a red giant


What The outer atmosphere of a star?

white dwarf or a red giant


How do you use planetary nebula in a sentence?

A planetary nebula consists of gas ejected from old red giant stars.


When will the explod?

The Sun will not explode.In about 4.5 billion years, our Sun will slowly cool and turn into a red giant, it's outer envelope will almost touch the Earth.After about another million years, it will shed it's outer envelope, causing a planetary nebula What is left of our Sun, is a white dwarf about the size of the Earth, which will slowly radiate it's remaining heat into space for billion and billions of years.


When will the sun explode?

The Sun will not explode.In about 4.5 billion years, our Sun will slowly cool and turn into a red giant, it's outer envelope will almost touch the Earth.After about another million years, it will shed it's outer envelope, causing a planetary nebula What is left of our Sun, is a white dwarf about the size of the Earth, which will slowly radiate it's remaining heat into space for billion and billions of years.