Make room, earthling. We’re moving the other planets in our Solar System into our planetary neck of the woods. Would all the ...

For decades, we believed our Solar System ended with Neptune, followed only by icy debris and distant dwarf planets. But ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Digital art of distant planet - Dottedhippo/Getty Images On August 24, 2006, our solar system lost a planet. It wasn't by ...

Add Yahoo as a preferred source to see more of our stories on Google. About 4.6 billion years ago, a celestial cloud collapsed, paving the way for our solar system to form. Then, a nebula with strong ...

How did the first solids that made up planets, moons and asteroids form from the "hot soup" that characterized our solar ...

If you’ve been staying inside all summer due to heat waves and poor air quality from the wildfires, August is shaping up to ...

Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its nebular gas had been consumed—Earth's solar system and its planets looked more ...

I find the outer reaches of our solar system fascinating. It’s a place that we know very little about considering how relatively close it is – even its size is up for debate. It’s littered with icy ...

When people think about moons, they usually picture small rocky companions circling much larger planets. Ganymede does not ...

The Maine Solar System Model has garnered attention — and tourists — for more than 25 years. Stretching from Topsfield in ...