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 ...

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 ...

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 ...

Pluto’s thin, blue haze glows in this image from NASA’s New Horizons spacecraft. Though the dwarf planet is just a faint speck through a telescope, opposition this month offers skywatchers their best ...

This view of Pluto is dominated by Pluto’s “heart,” a region of icy plains. Members of the New Horizons team gather around a laptop as they review newly processed images being sent from the New ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American On July 14th 2015 NASA's New Horizons ...

~ The probe will take years to reach its target. CAPE CANAVERAL, Fla. -- It will be the fastest spacecraft ever launched, zooming past the moon in nine hours and reaching Jupiter in just over a year ...

CAPE CANAVERAL, Fla. -- An unmanned NASA spacecraft hurtled toward Pluto on Thursday on a 3-billion-mile journey to the solar system's last unexplored planet -- a voyage so long that some of the ...

It has taken nearly a decade and 3 billion miles to get there, but scientists are about to get their first look at Pluto. The New Horizons spacecraft is closing fast on the tiny world once thought to ...