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How long has the sun been burning?

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Answer:

About 5 billion years

First answer by ID1259934344. Last edit by ID1259934344. Question popularity: 0 [recommend question].

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How long has sun been burning for?
it has been berning since the beginning of time
How long has the nuclear fuel of the sun been burning?
The Sun is estimated, based on its size and energy production, to be about 5 billion years old."The Solar System", Roman Smoluchowski, Scientific American Library, 1983, page 6
How been years has the sun been burning?
About 5 billion
How long has the sun been living?
10 billion years
How long has the sun been shining?
The Sun is currently in the middle of its life, and has been approximately shining for 5 billion years. It will die out in 5 billion years also, but the human race will be long gone before that...