after a while we will die ourselves
No
Normally it is Dies Solis. Dies (Latin for days), Solis (Latin for Sun) - hence Sunday. So the Sun.
The Sun will get hotter before it ends (red giant phase) and engulf the Earth in about 5 billion years.
When the Sun dies - that's it. There will be no rebirth.
We die.
Nothing
Any form of organism in this universe get their energy directly or indirectly from the sun, without it the world will be destroyed and of course the people will be died.
yes,the sun does die it gets old then it will die
Yes, long before the Sun dies we will all have passed away and there will be no more life on Earth.
No. It is not nearly massive enough. When the sun dies it will leave behind a remnant called a white dwarf.
only the two closest planets will die when the sun dies in 4 billion years
look at the picture I linked, it explains and shows the steps of a sun's death.