As telescopes have become more powerful, it’s turned out our solar system is not the only game in town: There are millions of ...

An international team of astronomers has shown for the first time that it is possible to map exoplanets using a technique ...

On August 24, 2006, our solar system lost a planet. It wasn't by cataclysmic destruction, but rather by the vote of the International Astronomical Union, which declared that Pluto, considered the ...

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 ...