When NASA's New Horizons spacecraft sped by Pluto in 2015, it revealed an incredible world of ice and haze carved by various geological processes — hinting that an ocean may have played a role in the ...

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 ...

This post may contain links from our sponsors and affiliates, and Flywheel Publishing may receive compensation for actions taken through them. NASA’s New Horizons was the first spacecraft to pass by ...

For decades, Pluto remained one of the most mysterious objects in our solar system, until July 14, 2015, when NASA's New Horizons spacecraft became the first mission to visit it up close, capturing ...

What a difference 20 million miles makes! Images of Pluto from NASA’s New Horizons spacecraft are growing in scale as the spacecraft approaches its mysterious target. The new images, taken May 8-12 ...

On July 14, 2015, a spacecraft flew by Pluto for the first time! NASA's New Horizons spacecraft spent 9.5 years making the 3-billion-mile journey to Pluto. When it finally arrived, it took some ...

The first mission to distant planet Pluto is under way after the successful launch today of NASA’s New Horizons spacecraft from Cape Canaveral Air Force Station, Fla. New Horizons roared into the ...

CAPE CANAVERAL, Fla. (AP) — In a day of both jubilation and tension, scientists anxiously waited Tuesday for NASA’s New Horizons spacecraft to send word across 3 billion miles and confirm it got ...

CAPE CANAVERAL, Fla. -- NASA's New Horizons spacecraft got humanity's first up-close look at Pluto on Tuesday, sending word of its triumph across 3 billion miles to scientists waiting breathlessly ...