Quick facts about the sun. How big it is: 865,000 miles (1.392 million kilometers) across. How far away it is: 93 million miles (150 million km) What type of star it is: A yellow dwarf star.

The sun is so incomprehensibly big that it's almost pointless to bother trying to imagine its size. Our star is about 860,000 miles across. It's so big that 1.3 million Earths could fit inside it.

Related: Earth's sun: Facts about the sun's age, size and history "AI can't replace observations, but it can help us get the most out of the data that we've already collected," Robert Jarolim, who ...

Quick facts about the sun. How big it is: 865,000 miles (1.392 million kilometers) across. How far away it is: 93 million miles (150 million km) What type of star it is: A yellow dwarf star.

The sun has been around for over 4 billion years, but one day, it will run out of fuel. Read on to learn more about what our local star is made of, how it formed and what will happen when it dies ...