Add Yahoo as a preferred source to see more of our stories on Google. This artist’s illustration provided by the European Southern Observatory shows an exoplanet orbiting around two brown dwarfs, ...

Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory about the possibility of a giant ninth planet. The dwarf planet's existence ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A composite image comparing the relative sizes of our solar system's known dwarf planets, ...

An international research team announces the discovery of a new exoplanet orbiting a binary star system. Named HD 143811 b, ...

A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday. Located about 120 light years away, the exoplanet appears to take an unusual path around ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the discovery of Pluto in the 1930s. Labeled as planet X, prominent astronomers ...

In 1.2 million years, the orange dwarf Gleisa 710 will pass through the outer reaches of our solar system, becoming a ...

Fresh observations from the James Webb Space Telescope show how vivid auroras surge through Uranus’s tilted magnetic field ...

Solar system’s largest planet remains a brilliant, unwavering beacon, forming a striking trio with Castor and Pollux ...

A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday. Located about 120 light years away, the exoplanet appears to take an unusual path around ...

NEW YORK (AP) — A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday. SpaceX seeks FCC nod to build data center constellation in space NASA ...