"We were definitely surprised by the 'kiss' part of kiss-and-capture. There hasn't really been a kind of impact before where the two bodies only temporarily merge before re-separating!" When you ...

The “demoted” dwarf planet Pluto and its largest moon Charon make an unusual pair, and for decades, scientists have been ...

"The surfaces of Nix and Hydra are as close to unaltered as you can get." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, ...

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Pluto seemed hopelessly cold and distant until 2015, when NASA’s New Horizons space probe beamed back images of the giant heart-shaped mark that dominates the dwarf planet’s surface. Now researchers ...

Pluto pulled Adeene Denton into its orbit during her undergraduate internship at the Lunar and Planetary Institute in Houston. It was summer 2015, when the New Horizons spacecraft zoomed past the ...

Billions of years ago, in the frozen edges of the solar system, a violent impact shaped one of space’s oddest pairs. Instead of a typical planet-moon setup, Pluto and Charon became a binary system.

Pluto may have been demoted to non-planet status, but it still commands a court of five moons, as is fitting for the king of darkness; after all, Pluto is the Roman equivalent of the Greek God Hades.

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