The detection of energy signals from strong winter storms in the North Atlantic Ocean that travel through Earth's core could ...

A year ago this weekend, the sun’s activity created some of the most spectacular auroras on record, with displays visible as ...

A first-of its-kind space weather "tabletop" exercise has revealed major weaknesses in America's preparedness for severe ...

A team of astronomers believes they may have spotted a serious candidate for a ninth planet in our Solar System. This object, ...

From solar probes to deep space missions, these record-breaking human-made objects reached speeds that make bullets and jets ...

To understand how chaotic the early solar system was, we need only gaze at the moon. Its cratered surface bears the scars of ...

A ninth planet the size of Neptune may be hidden in the far reaches of the solar system, but the evidence has left some experts skeptical.

And Back - The Super Soldiers Defending the Kuiper Belt On April 7, 2016, the team running NASA’s New Horizons mission were waiting nervously. The spacecraft was about to enter the outermost reaches ...

Discovered in 1930, Pluto was long considered our Solar System's ninth planet, but was unseated in 2006 after the discovery ...

NASA’s Juno mission has gathered new findings after peering below Jupiter’s cloud-covered atmosphere and the surface of its ...

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.

An alternate explanation that fits the evidence is that Vesta was once part of a planet – but which planet that might been ...