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 ...

The solar system is a collection of celestial bodies held together by the sun's gravitational pull. Our solar system is located in the Milky Way galaxy. The solar system consists of eight planets, ...

Earth is the planet we have the best opportunity to understand in detail—helping us see how other rocky planets behave, even ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

Planetary scientists have long debated where the material that formed Earth comes from. Despite its location in the inner solar system, they consider it likely that 6–40% of this material must have ...

Earth may owe some of its properties to a nearby star that blew up just as the solar system was forming. This pattern, which saw a supernova bubble envelop the sun and shower it with cosmic rays, may ...

A tiny meteorite is rewriting what scientists thought they knew about the origins of our solar system. New evidence found in shavings from a meteorite known as Northwest Africa 12264 — a 50-gram (1.8 ...

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with atmosphere, they have a wide range of characteristics distinguishing them. But if ...

The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

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.