In
approximately 5 billion years, the sun will begin the helium-burning process,
turning into a red giant star. When it expands, its outer layers will consume
Mercury and Venus, and reach Earth.
approximately 5 billion years, the sun will begin the helium-burning process,
turning into a red giant star. When it expands, its outer layers will consume
Mercury and Venus, and reach Earth.
Here is what
sunrise will look like in 7 billion years when Sun turns into Red Giant Sun.
![](https://4.bp.blogspot.com/-_Jt08C6vaAQ/WAuYVHUthfI/AAAAAAAAIAQ/sEO_2W8OuYoA3v1sG3oTdk2ySwBPMI4KQCLcB/s640/maxresdefault%2B%25282%2529.jpg)