Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

"With an orbital period of 570 days, it is a relatively cold gas giant planet," said Guðmundur Stefánsson of the University ...

Dune filmmaker, Denis Villeneuve, opens up about his grief following the passing of David Lynch. Read his full comments here.

Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Mercury orbits ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

It is not often that all the planets in the Solar System other than ours are lined up across the night sky for us to see.

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

Our Solar System is simple—one star, planets orbiting around it. But what happens in a system with multiple stars? Scientists ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

Astronomers discovered the gas giant planet — dubbed a "hot Jupiter " — in 2016, but have continued to investigate this ...

If planets had social media accounts, the solar system would showcase a frenzy of unique personalities. Mercury tweets at ...

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...