NASA’s New Horizons mission has taken humanity closer than ever to understanding the mysterious dwarf planet, Pluto. In 2015, ...

New data captured by the James Webb Space Telescope has finally given astronomers new clues about how Pluto cools itself.

This icy world, temporarily named 2017 OF201, could be a distant cousin of Pluto — and scientists mean "distant" quite literally. At its farthest point, it's more than 1,600 tim ...

Astronomers have discovered a mysterious dwarf planet, 2017 OF201, far beyond Pluto. This discovery challenges existing theories and could alter solar system’s map.

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

The first observations of Pluto by NASA's James Webb Space Telescope (JWST) reveal dramatic phenomena on its surface, like ...

Pluto has five moons—“fun-looking space potatoes,” Singer calls them—and its largest is a behemoth. Charon was discovered in 1978 when scientists noticed Pluto appeared to elongate every ...

Earth has a newly-discovered neighbor in the solar system. But the heavenly body – possibly a dwarf planet à la Pluto – isn't a frequent visitor ... a donut-shaped section of space past the orbit of ...

The universe's vastness challenges human comprehension. It contains trillions of galaxies and countless stars. Pluto's distance highlights cosmic scal ...

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.

It had not been thought possible that such tiny, weak stars could provide the conditions needed to form and host huge planets.

It is located in the distant Kuiper Belt," the National Aeronautics and Space Administration said. Pluto was discovered in 1930 by American astronomer, Clyde Tombaugh, the Lowell Observatory said.