Add Yahoo as a preferred source to see more of our stories on Google. What type of star it is: A yellow dwarf star The sun is the star at the center of our solar system. It's the largest, brightest ...

When you look up at the stars, what do you think about? That we may be not be alone? The vastness of it all? There's a lot to wonder about space. The fact is we don't know all the answers about it. We ...

The sun is the star at the center of our solar system. It's the largest, brightest and most massive object in the solar system, and it provides the light and heat that life on Earth depends on.