Pluto will complete its first orbit since 1930 in 2178, a historic 248-year space journey that spans generations of humans.

The discovery of another moon around Pluto is exciting news for planetary science, but it's also likely causing some anxiety for the team in charge of New Horizons, a spacecraft set to be the first ...

Hundreds of people who love the little planet that was dissed, gather every year in the Arizona town where Pluto was ...

When NASA’s New Horizons spacecraft flew past Pluto in 2015, it revealed a world far more active and complex than scientists expected. Researchers later found evidence that a liquid ocean may exist ...

Yesterday afternoon, NASA lost contact with its New Horizons spacecraft for an hour for reasons unknown. This is generally not a good thing when you’re working with technology that’s 4.5 light hours ...

It's showtime for Pluto. NASA's New Horizons spacecraft has traveled 3 billion miles and is nearing the end of its nine-year journey to Pluto. Sunday, it begins photographing the mysterious, ...

As New Horizons passed Pluto in July 2015, did the dwarf planet alter the probe's trajectory? Douglas Kaupa Council Bluffs, Iowa Pluto did in fact both bend and accelerate the trajectory of New ...

It's official: NASA's New Horizons spacecraft has gotten humanity's first up-close look at Pluto. The spacecraft sent word of its triumph Tuesday across 3 billion miles to scientists waiting ...