Astronomers using the James Webb Space Telescope have peered into a mysterious, blue haze cloaking the surface of Pluto — and ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

Given just how big space is, the solar system seems like it shouldn't be too mysterious. But there are actually plenty of ...

New James Webb Space Telescope data reveal Pluto's high-altitude haze is a key driver of the climate on the dwarf planet, ...

JWST confirms Pluto’s haze cools its mesosphere and drives methane escape, coating Charon’s poles red. The haze absorbs UV light, heats the upper atmosphere, and re-radiates heat as infrared.