After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the Kuiper Belt beyond Neptune — and they may soon have the opportunity to find ...

In 2016, scientists Michael Brown and Konstantin Batygin suggested that an unseen Planet Nine could explain the unusual orbits of some Kuiper Belt objects, sparking interest in its possible existence ...

Despite the lack of a dedicated mission to the planet, scientists have learned plenty through ground observations and space ...

5️⃣ ‘Saddest thing’: When crews in Rome built a tiny temporary pool in front of the famous Trevi Fountain for tourists to ...

Tiny grains from asteroid Ryugu are revealing clues to the magnetic forces that shaped the far reaches of the solar system over 4.6 billion years ago. The findings suggest the distal solar system ...

Astronomers are investigating the possibility of a hidden ninth planet beyond Neptune, which could explain unusual orbital patterns in the Kuiper Belt.

Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send ...

Hidden in plain sight at one of the Peninsula’s most popular hiking destinations is a geometrically funky white tower where ...

JERSEYVILLE - In an exciting display of creativity and scientific understanding, seventh grade science students at St.

An astronomer takes us on a tour of the universe to learn about the birth of stars and planets and how they get their spin.

We are living on a planet already hotter and more unstable than at any time in human history. Pretending otherwise will only ...

The expectation is that a victory by Trump will lead to faster economic growth and more market-friendly policies.