Astronomers and amateur stargazers will be in for a treat this week when a seventh planet will join six others in a planetary parade. NASA has launched Lucy, a mission that will explore the 'fossils' ...

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...