How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What ...

Discover the order of planets in the solar system. From Mercury to Neptune, explore our solar system and learn more about our cosmic home. The solar system is our cosmic neighborhood, made up of ...

Our sun is classified as a G2 medium-sized star. We believe it’s about four billion, 600 million years old, halfway through its lifetime. It burns four million tons of hydrogen every second. The sun ...

Here’s how it works. With so many interesting solar system facts, we've narrowed them down to 25 of our favorites. Our solar system consists of the sun and everything that orbits that sun ...

The Sun is at the centre of the Solar System, and its gravity holds all the planets in place. The Sun is the biggest object in the Solar System and makes up 99% of its mass. Its diameter is around ...

If you were to look at a giant picture of space, zoom in on the Milky Way galaxy, and then zoom in again on one of its outer spiral arms, you’d find the solar system. Astronomers believe it ...

The Oort Cloud is the name given to a theorized group of potentially trillions of icy objects on the edge of our solar system. But while it has been accepted as a theory for over 70 years ...

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. Powered by a process called nuclear fusion, the sun can ...