The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's atmosphere, while at the same time giving methane and other organic ...

Anyone still smarting over Pluto's demotion to dwarf planet has a reason to perk up. There's some evidence that the planetoid didn't form through the standard process and may instead be the remains of ...

Pluto may have been downgraded from full-planet status, but that doesn't mean it doesn't hold a special place in scientist's hearts. There are practical and sentimental reasons for that—Pluto has ...

Discover how a rare "kiss and capture" impact gave rise to the Pluto-Charon binary system, shedding new light on the evolution and motion of icy worlds in the outer solar system. (CREDIT: NASA) ...