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 ...

It's unfair to call the Science Can Solar System Planetarium Projector a star projector. While it does have a projector function built in, it's not the primary feature. Rather, this is one of the best ...

Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously unknown world may be lurking in the outer reaches of the solar system. The ...