An curved arrow pointing right. NASA's New Horizons probe flew past Pluto last July, and it took the most detailed images of the planet that have ever been seen. NASA just released some of the ...

At this very moment, NASA's New Horizons spacecraft is more than 3 billion miles from Earth. To put that into perspective, think about how mind-numbingly far the Sun is from Earth. Then multiply ...

The New Horizons spacecraft has come out of hibernation to begin preparations for its January 2019 flyby of the Kuiper Belt object (KBO) 2014 MU69, nicknamed “Ultima Thule”. The flyby, set to ...

NASA’s New Horizons spacecraft has made history once again, completing a daring mission encounter at 00:33 EST (0533 UTC) on 1 January 2019 when the spacecraft flew by Kuiper Belt Object 2014 MU69.

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In July 2016, New Horizons spotted Quaoar, a distant Kuiper Belt object measuring 690 miles (1,110 km) across. Flyby New Horizons Pluto Solar System Spacecraft Get the best tech, science, and ...

This story appears in the July 2015 issue of National Geographic magazine. Small, cold, and absurdly far away, Pluto has always been selfish with its secrets. Since its discovery in 1930, the ...