A very long time. Billions of years
Red Giant/Supergiant, it will expand and atomise the Earth
It will expand and become a red giant.
It will expand and become a red giant.
It will expand and become a red giant
It will indeed expand to a red giant in about 5 billion years. It will then subsequently collapse to a white then brown dwarf star.
Our sun is expected to expand into a red giant in 5 billion years which will swallow the earth
It is 0. The sun will eventually expand into a red giant and "swallow" the earth but that is not the same as crashing into it.
It will expand and become a red giant.
Yes it can. But it will be millions and millions of years in the future, when the Sun begins to expand on the way to becoming a "red giant" star.
In about 5 billion years the sun will expand to a red giant and fry Mercury, Venus and earth.
Not any time soon. In about 4 or 5 billion years, the Sun will expand in to a red giant, at which time it may expand enough to swallow up the Earth.
Our sun does not have the mass to 'explode'. It will expand to a 'red giant' in about 5 billion years the sun will explode around 10 billion years.