Our solar system is made up of the sun and all the amazing objects that travel around it. Learn more about the planets, asteroids, and comets in our solar system. 3:55 ...

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.

A distant trans-Neptunian object, 2017 OF 201, has been identified at the solar system's edge, potentially qualifying as a dwarf planet with an estimated diameter of 700 km.

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, researchers say. ABC News. Video. Live. Shows. Shop. Log In. Stream on.

Our solar system consists of four small, rocky, inner planets (Mercury, Venus, Earth and Mars) and four large, gaseous, outer planets (Jupiter, Saturn, Uranus and Neptune).

A New Jersey family bought an expensive solar panel system from one of the most established companies in the country, but then, last year, that company suddenly filed for bankruptcy just as the ...

The Oort Cloud is the name given to a theorized group of potentially trillions of icy objects on the edge of our solar system. But while it has been accepted as a theory for over 70 years, ...

Energy major Invenergy and telecom company Verizon are moving forward with power purchase agreements (PPAs) involving 640 MW of solar energy from projects across four states.

Mercury: Pictures capture icy craters and sunlit plains of solar system's smallest planet. The close-up images reveal craters, the floors of which are in permanent shadow, and vast sunlit northern ...

Stunning pictures of Mercury have been published revealing the sunlit plains and possibly icy craters of the smallest planet in the solar system. Three pictures taken by the BepiColombo spacecraft ...