This image shows a narrow galaxy curving around its companion, forming a rare cosmic arc. This image, captured by Hubble, reveals GAL-CLUS-022058s, nicknamed the "Molten Ring". This image shows the ...

The idea that our Solar System is representative of other solar systems hasn't survived the age of exoplanet discovery.

The 950-foot hunk of primordial matter is classified as a "potentially hazardous asteroid," but that doesn't mean it has a ...

Researchers say they found a curious dot on infrared images taken 23 years apart that seems to be moving in a manner consistent with a large, distant planet.

Earth has four seasons, but do other planets in our solar system also have hot summer days and cold winter nights?

Much of the election debate has focused on Medicare, economic management and enticing giveaways, all important but familiar.

NASA’s Lucy spacecraft captures asteroid Donaldjohanson, marking a new step in its mission to explore the solar system’s ...

Vermont-based astrophotographer Michele Hernandez Bayliss has captured stunning views of Messier 94 - also known as the ...

The European Space Agency’s Solar Orbiter is studying the Sun like never before. Just two months ago, it used Venus to leave the plane of the Solar System. It is now on a slanted orbit that will allow ...

"We're very much on the path towards a renewables dominated system ... solar, which can be a very significant source of supply indeed. But more on that later. Energy generation follows our activity.

Once the quirky underdog of our solar system, Pluto held planetary status until 2006, when it got a cosmic demotion that still stings space fans. Discovered in 1930, Pluto was the ninth planet for ...

Scientists have found what they are calling the strongest sign yet of possible life beyond our solar system after detecting the chemical footprint of gases in an alien planet's atmosphere that on ...