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.

How long does it take Pluto to orbit the sun? Learn more about how this planet makes one lap around our Solar System.

A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system.

An international team of astronomers led by the University of Galway has discovered the likely site of a new planet in ...

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

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

Earth is no longer at risk of a direct collision with the asteroid 2024 YR4, but an impact on the moon in 2032 could send ...

The Legacy Survey of Space and Time (LSST) camera at the $810 million 18-storey Vera C. Rubin observatory in Chile, named after the US astronomer who ...

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

Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond Neptune, it orbits the sun every 25,000 years.

After months of tracking and refining Asteroid 2024 YR4's orbit, NASA scientists were able to rule out an Earth strike. There ...