There are a total of eight planets, including Earth, making seven of the planets visible to us in the sky. The order of the planets ranges in distance from the sun starting with the nearest planet ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

How long does it take Pluto to orbit the sun? Learn more about how this planet makes one lap around our Solar System.

From Stardust To Planets: The Beginning Of A Solar System. According to Popular Science, roughly 4.5 billion years ago, a massive cloud of gas collapsed under its own gravity, forming our Sun.This ...

When the International Astronomical Union (IAU) demoted Pluto from a planet to a dwarf planet in 2006, it surprised a lot of people, including some scientists. Even many years later, some ...

This article was originally featured on The Conversation. Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A ...

Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to ...