To understand the possibility of a new planet, we need to know where our current ones came from. About 4.6 billion years ago, our Solar System formed from a swirling cloud of gas and dust.

Science. Goodbye to our Solar System as we know it: Astronomers confirm there is a new planet orbiting the Sun beyond Pluto Science. Extraordinary discovery in the animal kingdom: dolphins ...

Dhaka, June 22 -- Earth could be thrown off its orbit and flung into another planet or even the Sun due to gravitational disturbances caused by passing stars, a new scientific study has warned.

In the outer reaches of our solar system, far beyond the orbit of Pluto, lies Sedna, one of the most mysterious objects ever ...

It poses no threat to Earth, but this comet, called C/2014 UN271 (Bernardinelli-Bernstein), has enraptured astronomers ever ...

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse of icy bodies revolving around the sun.

Researchers for NASA have identified a new planet outside of our solar system, also known as an exoplanet.Officials said they ...

A powerful solar outburst on May 31 caused a rare severe geomagnetic storm warning. Scientists used real-time space-based tools to track the CME, underscoring the risks it poses to satellites and ...

By Jacopo Prisco, CNN (CNN) — An accidental discovery might change how we think about one of the most mysterious structures in our solar system. The Oort Cloud, a large expanse of icy bodies ...

More A huge "super-Earth" with an extreme climate that results in it being habitable for only part of its orbit has been discovered orbiting a star 2,472 light years away. And the most remarkable ...

Each day, around 48.5 tons (44,000 kilograms) of ancient debris dating back to the creation of our solar system collide with ...