Astronomers using the James Webb Space Telescope have peered into a mysterious blue haze cloaking the surface of Pluto — and discovered that it’s controlling the dwarf planet’s climate and atmosphere.

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 ...

Scientists have discovered carbon dioxide and hydrogen peroxide on the surface of Charon, Pluto's largest moon, offering clues about the origins of the space rock and other celestial objects in the ...

"'Oumuamua is in a different category of object. It's much harder to find, but there are a lot more of them." The first interstellar object to visit the solar system may have been a fragment of an icy ...