Earth, dubbed Kepler-725c, has been discovered orbiting within the habitable zone of its host star, offering new possibilities in the search for Earth-like conditions beyond our solar system.

A potential new dwarf planet has been discovered in the outer reaches of the solar system, and its existence poses the ...

A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system. The object—which orbits out beyond Neptune—has been named "2017 OF201" by the ...

No telescope has basked in the night sky quite like the enormous new Vera Rubin Observatory. Here's what it could reveal ...

Astronomers have located a rare exoplanet on the edge of the Milky Way.

The Vera C. Rubin Observatory is expected to find millions of unknown objects in our solar system, and perhaps even a ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

"The discovered planet is only the third of its kind located outside the Galactic Bulge and discovered with this method.” ...