In the frozen outskirts of the solar system, liquid flows on Pluto.

Dark streaks along Pluto’s giant nitrogen glacier may mark places where liquid nitrogen recently reached and flowed across ...

A new analysis of New Horizon images of the Sputnik Planitia, a section of Pluto’s massive, heart-shaped glacier, suggests ...

A new study led by Southwest Research Institute (SwRI) provides evidence that liquid nitrogen is rising to Pluto's surface ...

For the first time since its discovery in 1920, Pluto is entering the outer solar system—a journey that’s slowly thinning out ...

Pluto is on an icy march away from the sun. In 2114, it will turn back, but until then, its elliptical orbit will carry it to ...

Christmas is still a while away, but Christmas in July is almost here, and one streaming service is helping users celebrate. Pluto TV launched its Christmas in July celebration Wednesday. Running ...

New Horizons is often placed into a resource-saving mode while cruising long distances, and had been in hibernation near Pluto since August 7.

When the economy is this bad and inflation is still stubbornly high, a good deal can mean the difference between barely ...