The Solar System is the name given to the part of space that surrounds the Sun. Even though it is bigger than anything we can imagine, the Solar System is actually a very tiny part of the universe.

NASA's new chief wants to reinstate Pluto as a planet. And scientists are on board – as long as you're also okay with having ...

Add Yahoo as a preferred source to see more of our stories on Google. This year has given stargazers plenty of opportunities to catch the colorful auroras of the northern lights flicker across the ...

Our solar system is peculiar. Yes, there are strange worlds out there: moons harboring oceans, a desert orb that once teemed with water, and, of course, a planet brimming with strange, tentacled life.

The moon-planet-star trio are among the brightest objects in our solar system, meaning the impending conjunction should be incredibly easy to spot. A conjunction is an astronomical event in which at ...