In the beginning, there was nothing but cold and dark between the atoms that became the solar system. No sun existed 4.6 billion years ago, only a gossamer cloud of remains from earlier stars, stocked ...

The Sun is mostly hydrogen and helium. Its core temperature is 27 million degrees Fahrenheit. The Sun is about 4.6 billion years old. It's a G-type main-sequence star. Key takeaways sponsored by The ...

The sun is the solar system's central star and supports all life on Earth. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The sun is a yellow ...