University of Central Florida (UCF) scientists and their collaborators discovered new insights into the formation of distant ...

A new look through decades-old data has unveiled some of the most compelling evidence yet of a hidden ninth planet in the far ...

“This the strongest evidence to date for a biological activity beyond the solar system,” says lead author Nikku ... but ...

The presence of another planet in the solar system could explain the odd movements of some of the bodies in the Kuiper Belt.

Using two infrared space telescopes and a 23-year gap, scientists may have spotted a mysterious, slow-moving object beyond ...

If the object really is Planet Nine, it would be larger than Neptune and exist 700 times further from the sun than Earth.

Scientists believe that they've discovered a new planet which may be part of the Earth's solar system. Thanks to advancing ...

The solar system consists of our star, the sun, and everything bound to it by gravity: the planets Mercury, Venus, Earth, ...

For over a century, astronomers have wondered if there's an extra planet in our Solar System that we haven't been able to see ...

Friday, May 2, presents a perfect opportunity to catch the mighty ice giant Neptune close to the planets Saturn and Venus in ...

Astronomers have been able to make a number of groundbreaking discoveries in recent years thanks to advancements in ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...