The sun cannot explode. It will last for about 5 billion years before becoming a red giant.
Exploding sun is called NOVA
A person can probably lost not even a second by the sun without protection.
An exploding star is called a supernova [See related question] About our Sun exploding [See related question]
Exploding Sun - 2013 TV is rated/received certificates of: Singapore:PG
The giant streams of exploding gas on the sun are called prominences. The sun is at the very center of the solar system.
The Sun is _not_ exploding, now or ever; our Sun isn't massive enough to become any kind of nova star.However, the Sun will begin to expand into a red giant star in about 4 billion years,
You will survive 8 minutes. At the end of 8 minutes, the last of the light from the sun will be gone and the world will end.
Gravity
The sun exploding
EXTREMELY low. The sun has been shining for billions of years and there's no sign of it stopping now. There is also no record of any star ever spontaneously exploding. Ever. they always show signs of deterioration long before their explosion.
The sun, as it's a star just like the others, is already exploding, its light and heat comes from constantly exploding Helium gas, spread all over it.
It will last about 15 billion years