When New Horizons flew past Pluto in 2015, NASA expected a cold, cratered fossil at the edge of the solar system. Instead it ...

NASA's New Horizons mission has been instrumental in building knowledge about Pluto. The $700 million mission, which launched in 2006, conducted the first-ever flyby of the dwarf planet in 2015. The ...

When NASA’s New Horizons spacecraft flew by Pluto, Earth watched and celebrated. “The target didn’t disappoint,” says Principal Investigator S. Alan Stern. “It’s absolutely stunning.” And even though ...

Discover the incredible story of NASA's New Horizons mission, from its 2006 launch aboard an Atlas V rocket to its historic ...

An array of images shows Pluto from all sides, as seen by NASA’s New Horizons probe over the course of one full Plutonian day (6.4 Earth days) from July 7 to 13. (Credit: NASA / JHUAPL / SwRI) The ...

CAPE CANAVERAL, Fla. — NASA’s New Horizons spacecraft has sent back the last bit of data from its 2015 flyby of Pluto. The picture — one of a sequence of shots of Pluto and its big moon, Charon — ...

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2015 has been a great year for scientific discovery -- and an especially great year for space exploration. Here are some of the highlights: 1. Pluto In my opinion, Pluto really stole the show this ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The dwarf planet Pluto was imaged up-close for the first time by the New Horizons probe in July ...

After the spacecraft flew by Pluto, it took a look backward. From that vantage point, sunlight illuminated the dwarf planet’s hazy, surprisingly tall atmosphere. “The huge vertical extent of the haze, ...