Earth, dubbed Kepler-725c, has been discovered orbiting within the habitable zone of its host star, offering new ...

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

Kepler-725c is roughly 2,472 light years from Earth, circling a G9V star in about 207.5 days. Its path brings it into a ...

For the unversed, "Planet Nine" is a hypothetical planet which is reportedly larger than Earth that is thought to orbit ...

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 ...

The newly discovered planet orbits a Sun-like star and might support liquid water, but don’t pack your bags just yet.

As a result of the International Astronomical Union’s 2006 demotion of Pluto from planet to dwarf planet, our solar system ...

In the cold, distant reaches of the Solar System, far beyond Pluto, astronomers have just identified what could be a new ...

The researchers said 2017 OF201 was identified in observations by telescopes in Chile and Hawaii spanning seven years.

There’s a new frozen oddball orbiting the Sun, and it’s not your average space rock. It’s a planet—a minor one, to be fair—but one of the largest yet discovered and with an orbit around the Sun that ...