The sun has produced stunning auroras on Earth in recent years as solar activity has peaked—but expect more in coming years ...

Our solar system may have a ninth planet after all, researchers say. The possibility that an additional planet may be ...

The solar system is our cosmic neighborhood, made up of the sun and everything that orbits it — planets, moons, asteroids, comets, and even dust and gas. The order of the planets in the solar ...

Despite being 3,400 times the mass of the sun and just 300 light-years away, the hydrogen cloud had gone unnoticed until now.

The Sun is the most important star in the entire Solar System, as it is not only the gravitational force around which all other objects within it rotate, but it accounts for 99.8% ...

For years, astronomers have toyed with the idea that the Sun hides an extra planet so distant and dim that even the best ...

If you want solar power, you usually have to make a choice. You can put a solar panel in a fixed location and accept that it ...

An international team of scientists led by a Rutgers University–New Brunswick astrophysicist has discovered a potentially ...

It has a weight greater than 5,000 times the Sun's weight and is, thus, gigantic. All of this would lead one to expect it would be a rich star-forming region—but curiously enough, it contains no ...

Earth's atmosphere is much more sensitive to ripples of radiation from the sun than scientists previously believed, new ...