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 ...

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 ...

Discover the incredible story of NASA's New Horizons mission, from its 2006 launch aboard an Atlas V rocket to its historic 2015 flyby of Pluto. Learn how this space probe, utilizing a gravitational ...

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 ...

NASA'S New Horizons Pluto probe is getting an early workout in the Jupiter system as it uses the gas giant's gravity for a 9,000-mph. boost in speed for the final leg of its journey. The probe will ...

Discovered in 1930 at the Lowell Observatory, Pluto was demoted as a planet in 2006. Some want President Trump to take action ...

Debate has raged for two decades over whether Pluto should be considered a planet. Some want President Trump to take action ...

President Donald Trump and his NASA administrator are reviving the Pluto debate again — apparently at the urging of “Star ...

NASA has released a map of Pluto's surface made from images recently taken by the New Horizons probe and it includes some quite mysterious features. Particularly notable is the lightened area shaped ...

The high-resolution camera on NASA's New Horizons spacecraft has begun capturing images of Pluto in preparation for its flyby less than six months from now — but it will take a few more days to ...

Pluto did in fact both bend and accelerate the trajectory of New Horizons when the spacecraft reconnoitered the dwarf planet in 2015, but only very slightly. There are three reasons the trajectory ...